[User]
In a 21x24 grid, how many different paths are there from the bottom left (0, 0) to the top right (20, 23), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (6, 4), (3, 16), (0, 7), (3, 4), (2, 0), (10, 5), (5, 6), (17, 2), (15, 18), (9, 13), (15, 12), (12, 3), (11, 19), (1, 20), (1, 10), (8, 7), (20, 22), (16, 16), (18, 18), (7, 9), (15, 14), (20, 8), (14, 6), (20, 12), (17, 15), (17, 17), (9, 19), (17, 5), (16, 3), (0, 4), (7, 1), (14, 11), (7, 13), (6, 13), (2, 8), (15, 7), (11, 12), (18, 0), (15, 19), (4, 23), (14, 8), (9, 22), (5, 4), (5, 9), (5, 0), (8, 14), (18, 15), (18, 7), (19, 5), (5, 18), (4, 8), (13, 17), (17, 0), (12, 20), (19, 2), (2, 15), (1, 15), (17, 7), (11, 10), (16, 15), (2, 20), (10, 0), (8, 6), (9, 12), (18, 3), (7, 17), (20, 20), (5, 19), (6, 2), (0, 5), (11, 17), (0, 20), (11, 11), (8, 22), (18, 19), (17, 14), (13, 0), (12, 8), (6, 5), (7, 20), (16, 9), (7, 22), (20, 3), (6, 15), (17, 6), (14, 3), (4, 9), (0, 22), (14, 21), (2, 12), (3, 22), (5, 11), (19, 8), (6, 22), (7, 23), (8, 11), (2, 6), (1, 8), (14, 2), (15, 2), (11, 0), (12, 23), (9, 23), (17, 13), (8, 15), (12, 11), (10, 14), (13, 20), (11, 8), (16, 7), (20, 4), (11, 6), (8, 21), (19, 14), (8, 10), (1, 7), (11, 21), (11, 2), (9, 3), (19, 22), (3, 0), (6, 19), (8, 0), (6, 1), (13, 9), (1, 5), (1, 2), (15, 8), (18, 10), (19, 1), (17, 21), (6, 10), (0, 13), (3, 13)?

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[User]
In a 22x21 grid, how many different paths are there from the bottom left (0, 0) to the top right (21, 20), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (18, 6), (10, 19), (13, 16), (21, 14), (7, 19), (20, 2), (7, 12), (20, 16), (2, 10), (11, 15), (10, 11), (12, 16), (9, 4), (13, 3), (17, 9), (2, 9), (0, 9), (8, 18), (19, 15), (20, 11), (17, 5), (4, 11), (17, 6), (16, 20), (17, 8), (17, 16), (6, 10), (17, 3), (3, 14), (14, 3), (17, 0), (19, 11), (20, 13), (15, 9), (7, 13), (9, 8), (16, 8), (7, 6), (9, 17), (5, 9), (13, 12), (17, 7), (3, 18), (2, 15), (11, 10), (1, 16), (13, 18), (12, 10), (4, 1), (10, 14), (3, 6), (12, 11), (21, 3), (12, 6), (10, 12), (16, 11), (5, 3), (12, 20), (6, 18), (8, 17), (19, 19), (4, 13), (4, 19), (5, 10), (8, 15), (14, 19), (0, 2), (13, 14), (13, 4), (14, 8), (6, 4), (18, 15), (0, 14), (11, 8), (9, 13), (1, 13), (1, 5), (14, 7), (1, 7), (17, 2), (17, 10), (11, 19), (16, 1), (16, 6), (6, 7), (14, 6), (15, 13), (7, 0), (8, 10), (7, 5), (11, 1), (9, 16), (16, 9), (6, 6), (21, 17), (14, 5), (21, 2), (11, 9), (0, 18), (2, 5), (2, 3), (13, 15), (13, 5), (10, 18), (3, 15), (19, 7), (4, 12), (12, 4), (15, 12), (18, 13), (9, 11), (5, 11), (8, 14), (10, 6), (10, 13), (14, 18), (5, 5), (9, 2), (17, 15), (17, 4), (8, 1)?

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[User]
In a 21x20 grid, how many different paths are there from the bottom left (0, 0) to the top right (20, 19), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (10, 16), (8, 1), (11, 4), (9, 7), (12, 0), (15, 18), (4, 14), (18, 12), (4, 9), (16, 19), (19, 0), (17, 10), (2, 13), (6, 3), (12, 16), (18, 14), (3, 12), (10, 15), (19, 4), (12, 6), (16, 14), (17, 5), (20, 13), (3, 1), (11, 18), (15, 12), (8, 4), (10, 4), (12, 17), (3, 14), (17, 12), (12, 11), (18, 4), (12, 5), (20, 12), (0, 15), (2, 8), (16, 13), (6, 11), (0, 19), (3, 2), (13, 16), (4, 5), (12, 13), (3, 11), (7, 17), (2, 7), (7, 7), (8, 8), (16, 0), (1, 10), (17, 1), (2, 10), (13, 13), (20, 16), (18, 5), (16, 9), (4, 2), (17, 7), (5, 8), (15, 15), (9, 16), (1, 11), (16, 16), (2, 0), (14, 9), (7, 0), (20, 4), (9, 2), (10, 1), (10, 18), (4, 18), (1, 5), (0, 1), (17, 2), (17, 3), (0, 10), (14, 16)?

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[User]
In a 28x23 grid, how many different paths are there from the bottom left (0, 0) to the top right (27, 22), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (22, 5), (4, 12), (10, 17), (7, 22), (9, 13), (6, 1), (11, 7), (27, 16), (10, 3), (4, 5), (0, 18), (26, 18), (25, 8), (17, 10), (24, 8), (22, 20), (12, 7), (16, 1), (8, 3), (8, 20), (26, 8), (23, 10), (23, 13), (11, 14), (26, 10), (23, 11), (10, 6), (4, 3), (2, 0), (7, 18), (15, 15), (25, 17), (12, 4), (20, 2), (19, 2), (0, 11), (19, 17), (2, 7), (17, 22), (17, 18), (20, 4), (4, 7), (8, 17), (19, 12), (15, 4), (16, 9), (5, 9), (4, 21), (6, 14), (8, 6), (24, 3), (27, 8), (5, 5), (2, 22), (18, 13), (21, 4), (18, 21), (4, 1), (2, 1), (8, 8), (2, 11), (16, 8), (13, 8), (23, 8), (4, 2), (22, 14), (18, 10), (3, 3), (3, 19), (9, 6), (26, 19), (22, 0), (10, 0), (3, 10), (24, 7), (6, 20), (10, 19), (20, 0), (19, 13), (9, 14), (5, 3), (11, 18), (24, 15), (27, 1), (22, 2), (2, 14), (1, 22), (27, 12), (21, 17), (18, 5), (22, 1), (6, 2), (5, 8), (5, 12), (6, 16), (24, 20), (25, 4), (12, 16), (8, 7), (16, 18), (18, 8), (17, 3), (11, 5), (23, 22), (15, 1), (27, 11), (5, 13), (27, 20), (11, 21), (10, 1), (19, 19), (6, 9), (20, 10), (3, 18), (3, 9), (4, 19), (5, 17), (5, 11), (22, 21), (11, 15), (24, 1), (19, 20), (22, 4), (1, 9), (1, 19), (20, 15), (25, 16), (12, 15), (19, 6), (1, 18), (2, 19), (4, 15), (16, 4), (15, 17), (10, 20), (15, 14), (26, 21), (23, 7), (17, 9), (19, 16), (13, 4), (5, 1), (14, 16), (20, 3), (25, 20), (13, 22), (13, 10), (0, 3), (12, 21), (13, 1), (9, 8), (7, 19), (26, 2), (17, 19), (1, 11), (27, 10), (7, 4), (0, 16), (5, 6), (16, 22), (26, 14), (26, 6), (17, 20), (17, 5), (27, 14), (18, 17), (25, 14), (20, 13), (9, 4), (25, 10), (17, 7), (0, 12), (9, 20), (14, 7), (3, 8)?

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[User]
In a 24x29 grid, how many different paths are there from the bottom left (0, 0) to the top right (23, 28), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (4, 24), (13, 8), (3, 3), (11, 6), (23, 0), (23, 4), (8, 4), (17, 11), (3, 17), (5, 3), (7, 18), (10, 10), (21, 5), (10, 17), (0, 6), (23, 13), (0, 25), (0, 14), (8, 16), (22, 7), (17, 8), (9, 2), (10, 15), (3, 18), (9, 19), (23, 1), (4, 15), (21, 21), (22, 0), (18, 5), (10, 25), (13, 24), (16, 14), (10, 22), (7, 24), (16, 9), (11, 21), (16, 25), (5, 9), (23, 21), (5, 28), (19, 6), (13, 16), (2, 8), (13, 2), (23, 3), (15, 19), (20, 17), (17, 22), (15, 4), (8, 5), (22, 23), (7, 26), (14, 0), (22, 9), (3, 5), (11, 19), (19, 19), (4, 19), (10, 6), (1, 9), (17, 28), (0, 19), (2, 11), (7, 20), (1, 5), (10, 3), (14, 15), (20, 23), (7, 27), (1, 18), (19, 13), (23, 20), (12, 11), (0, 21), (2, 27), (18, 20), (14, 18), (9, 6), (14, 10), (1, 24), (8, 1), (3, 27), (16, 16), (15, 1), (12, 21), (7, 15), (4, 20), (17, 1), (5, 16), (18, 26), (18, 21), (7, 9), (1, 0), (17, 16), (21, 26), (4, 16), (8, 18), (4, 5), (22, 28), (4, 13), (11, 11), (19, 11), (15, 10), (4, 7), (11, 26), (12, 16), (7, 0), (21, 8), (3, 9), (1, 28), (9, 27), (23, 17), (4, 1), (9, 3), (17, 23), (1, 23), (17, 5), (6, 6), (9, 9), (14, 13), (9, 10), (14, 19), (15, 18), (14, 23), (20, 11), (21, 3), (20, 13), (8, 19), (6, 9), (13, 12), (23, 8), (9, 26), (11, 0), (4, 11), (22, 26), (20, 18), (5, 14), (12, 24), (19, 2), (3, 11), (6, 27), (1, 3), (14, 8), (5, 8), (5, 0), (4, 22), (20, 1), (13, 10), (10, 8), (23, 11), (6, 26), (19, 27), (4, 3), (2, 6), (13, 1), (22, 20), (5, 11), (5, 20), (21, 12), (7, 8), (7, 22), (10, 19), (3, 6), (21, 16), (17, 19), (18, 15), (10, 28), (17, 9), (22, 11), (16, 7), (13, 9), (8, 21), (15, 6), (20, 22), (4, 21), (17, 2), (19, 22), (10, 23), (6, 17), (6, 13), (3, 19), (21, 20), (21, 0), (0, 11), (14, 6), (12, 8), (12, 9), (18, 8), (8, 25), (17, 27), (7, 11), (1, 1), (20, 6), (10, 12)?

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[User]
In a 25x20 grid, how many different paths are there from the bottom left (0, 0) to the top right (24, 19), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (6, 3), (11, 8), (6, 18), (21, 15), (16, 12), (12, 17), (3, 8), (17, 1), (13, 13), (4, 13), (11, 10), (20, 7), (5, 12), (10, 11), (11, 18), (7, 3), (11, 16), (5, 2), (17, 3), (16, 9), (13, 1), (17, 2), (13, 18), (1, 2), (19, 7), (4, 3), (23, 12), (6, 15), (7, 5), (14, 11), (12, 13), (19, 18), (13, 0), (13, 9), (18, 8), (6, 17), (17, 16), (3, 11), (10, 0), (12, 9), (0, 15), (3, 1), (1, 3), (22, 15), (9, 9), (18, 9), (24, 10), (10, 18), (9, 13), (12, 18), (8, 14), (14, 10), (16, 15), (15, 8), (14, 7), (11, 11), (14, 5), (23, 8), (4, 14), (0, 4), (8, 11), (24, 9), (5, 16), (0, 1), (23, 2), (21, 18), (5, 11), (24, 1), (7, 10), (14, 19), (23, 17), (12, 3), (8, 1), (11, 3), (17, 4), (21, 6), (1, 10), (0, 10), (9, 3), (24, 12), (8, 19), (1, 18), (0, 19), (22, 19), (19, 12), (21, 1), (8, 7), (11, 19), (8, 6), (22, 5), (14, 13), (22, 6), (22, 3), (5, 7), (7, 2), (16, 0), (1, 1), (16, 6), (24, 11), (20, 12), (22, 4), (11, 13), (15, 16), (23, 14)?

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[User]
In a 21x22 grid, how many different paths are there from the bottom left (0, 0) to the top right (20, 21), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (13, 9), (18, 3), (16, 16), (18, 9), (12, 9), (20, 1), (19, 18), (5, 17), (7, 14), (8, 0), (13, 2), (15, 0), (9, 19), (5, 12), (11, 12), (2, 6), (4, 16), (8, 3), (19, 17), (11, 0), (1, 3), (9, 10), (7, 16), (6, 10), (13, 5), (10, 10), (17, 14), (14, 6), (7, 0), (3, 19), (5, 8), (12, 4), (13, 16), (7, 19), (6, 8), (4, 10), (11, 19), (3, 15), (5, 4), (18, 11), (8, 16), (12, 0), (12, 21), (9, 5), (16, 7), (5, 1), (10, 3), (16, 14), (4, 18), (16, 18), (13, 15), (19, 6), (17, 20), (14, 0), (6, 15), (8, 9), (5, 0), (10, 17), (1, 1), (9, 20), (4, 0), (20, 16), (18, 13), (1, 20), (12, 20), (5, 19), (20, 10), (18, 17), (19, 0), (10, 21), (16, 0), (14, 7), (12, 16), (6, 7), (16, 1), (13, 19), (17, 13), (9, 1), (6, 2), (2, 0), (0, 9), (3, 7), (3, 9), (12, 10), (5, 7), (1, 5), (16, 11), (1, 21), (8, 1), (18, 18), (18, 12), (3, 16), (15, 8), (4, 11), (0, 12), (13, 18), (11, 6), (14, 1), (11, 8), (19, 9), (1, 0), (14, 15), (1, 6), (12, 13), (5, 13), (13, 3), (5, 20), (6, 17), (13, 8), (14, 19), (10, 0), (7, 7)?

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[User]
In a 26x21 grid, how many different paths are there from the bottom left (0, 0) to the top right (25, 20), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (25, 16), (13, 12), (15, 14), (7, 19), (11, 11), (2, 2), (9, 4), (12, 15), (1, 18), (21, 11), (20, 8), (6, 8), (10, 12), (17, 10), (16, 10), (19, 14), (12, 8), (23, 4), (2, 10), (5, 5), (8, 5), (22, 6), (0, 11), (18, 3), (8, 19), (4, 7), (8, 4), (11, 3), (13, 9), (10, 17), (15, 8), (24, 1), (25, 6), (12, 18), (16, 19), (23, 0), (7, 13), (11, 19), (22, 15), (8, 3), (16, 18), (1, 11), (21, 15), (6, 11), (5, 13), (14, 2), (2, 18), (5, 14), (13, 20), (24, 7), (24, 13), (6, 3), (16, 17), (17, 15), (1, 15), (16, 9), (22, 5), (5, 1), (17, 2), (12, 4), (8, 20), (4, 13), (19, 16), (15, 12), (25, 3), (18, 20), (4, 9), (4, 12), (17, 0), (7, 18), (21, 18), (10, 6), (8, 12), (16, 14), (5, 6), (10, 3), (10, 0), (6, 7), (24, 17), (25, 4), (5, 0), (7, 10), (1, 8), (17, 7), (25, 2), (13, 8), (24, 8), (15, 4), (11, 12), (23, 9), (0, 3), (5, 3), (5, 20), (14, 18), (19, 6), (8, 9), (16, 3), (7, 16), (19, 1), (20, 13), (23, 8), (25, 5), (22, 11), (21, 6), (13, 15), (14, 8), (21, 4), (25, 14), (22, 14), (22, 4), (11, 15), (23, 13), (5, 7), (5, 2), (11, 0), (20, 5), (18, 6), (1, 12), (6, 13), (7, 17), (2, 4), (0, 10), (25, 18), (7, 6)?

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[User]
In a 27x29 grid, how many different paths are there from the bottom left (0, 0) to the top right (26, 28), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (22, 22), (24, 15), (13, 22), (21, 11), (18, 6), (9, 26), (1, 5), (4, 6), (26, 21), (11, 7), (10, 8), (17, 28), (2, 12), (0, 2), (25, 8), (24, 21), (4, 15), (9, 16), (16, 28), (23, 17), (8, 4), (13, 17), (19, 10), (2, 14), (24, 24), (11, 19), (10, 2), (1, 13), (9, 9), (19, 11), (15, 6), (10, 4), (20, 17), (1, 27), (8, 12), (10, 1), (7, 10), (12, 5), (14, 16), (7, 21), (22, 3), (7, 23), (17, 10), (25, 1), (6, 6), (12, 26), (10, 0), (20, 23), (12, 28), (16, 21), (11, 27), (7, 24), (18, 28), (0, 24), (25, 4), (1, 28), (22, 2), (26, 20), (15, 7), (6, 17), (3, 16), (10, 11), (12, 6), (25, 15), (3, 20), (6, 19), (18, 22), (22, 24), (24, 16), (3, 15), (21, 28), (20, 1), (17, 22), (3, 8), (24, 19), (13, 8), (25, 3), (6, 8), (8, 19), (23, 13), (1, 17), (24, 0), (13, 3), (23, 25), (5, 10), (0, 18), (15, 2), (8, 27), (8, 2), (3, 12), (5, 4), (12, 11), (18, 24), (16, 19), (23, 8), (9, 12), (26, 5), (2, 0), (25, 11), (3, 19), (20, 15), (4, 13), (3, 21), (1, 16), (4, 20), (13, 10), (17, 6), (15, 13), (22, 21), (0, 22), (4, 25), (1, 4), (3, 28), (1, 3), (3, 27), (12, 25), (20, 9), (16, 13), (24, 11), (0, 8), (16, 0), (20, 25), (23, 22), (11, 17), (6, 7), (7, 22), (0, 19), (0, 21), (16, 18), (26, 13), (1, 9), (23, 26), (13, 21), (18, 5), (11, 4), (4, 2), (10, 16), (8, 9), (18, 8), (22, 27), (5, 14), (5, 13), (13, 9), (12, 15), (1, 15), (12, 21), (24, 1), (6, 26), (21, 9), (18, 10), (1, 0), (24, 9), (2, 17), (15, 22), (21, 16), (5, 24), (25, 10), (0, 26), (19, 8), (16, 2), (20, 28), (0, 17), (7, 14), (21, 3), (26, 22), (16, 17), (4, 18), (15, 27), (19, 19), (16, 8), (20, 2), (6, 18), (2, 6), (14, 2), (15, 19), (18, 19), (24, 6), (14, 27), (4, 11), (15, 21), (5, 26), (0, 5), (25, 24), (3, 4), (16, 11)?

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[User]
In a 28x25 grid, how many different paths are there from the bottom left (0, 0) to the top right (27, 24), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (5, 17), (5, 12), (18, 7), (21, 19), (17, 6), (19, 2), (9, 17), (25, 23), (1, 14), (7, 5), (27, 20), (14, 7), (1, 11), (10, 21), (24, 7), (12, 16), (8, 16), (3, 20), (26, 7), (5, 3), (11, 24), (15, 4), (23, 0), (21, 24), (22, 11), (8, 18), (9, 8), (19, 12), (22, 10), (9, 24), (4, 19), (21, 23), (5, 8), (22, 3), (24, 0), (13, 16), (11, 5), (18, 0), (27, 22), (11, 9), (12, 13), (19, 13), (9, 3), (25, 15), (15, 24), (16, 15), (9, 16), (14, 13), (18, 23), (25, 12), (13, 21), (17, 24), (24, 15), (18, 16), (12, 2), (25, 5), (10, 4), (16, 2), (20, 20), (7, 10), (2, 18), (6, 0), (11, 15), (13, 3), (20, 9), (4, 12), (25, 1), (26, 9), (26, 17), (4, 18), (8, 5), (25, 14), (17, 3), (20, 17), (5, 7), (20, 1), (2, 12), (7, 9), (11, 16), (21, 13), (21, 14), (27, 19), (19, 23), (5, 0), (14, 20), (23, 2), (16, 1), (0, 21), (9, 9), (21, 8), (24, 9), (12, 14), (7, 0), (24, 21), (10, 13), (10, 8), (8, 24), (11, 10), (13, 11), (19, 7), (22, 21), (15, 18), (17, 2), (21, 21), (13, 14), (10, 12), (20, 18), (21, 16), (13, 17), (20, 23), (4, 22), (0, 18), (1, 24), (6, 14), (7, 24), (5, 22), (26, 4), (2, 10), (12, 10), (15, 15), (18, 15), (0, 12), (6, 19), (3, 6), (23, 16), (13, 2), (27, 12), (14, 8), (10, 11), (17, 16), (23, 24), (27, 0), (8, 21), (26, 20), (1, 9), (4, 0), (9, 7), (3, 17), (7, 3), (3, 3), (12, 21), (12, 4), (24, 6), (15, 13), (11, 13), (3, 7), (16, 24), (27, 6), (1, 4), (22, 7), (17, 14), (14, 18), (24, 16), (14, 11), (27, 13), (8, 23), (3, 15), (27, 3), (26, 2), (21, 7), (27, 11), (9, 13), (14, 10), (16, 19), (16, 4), (2, 3), (11, 14), (23, 8), (1, 19), (13, 5), (25, 2), (16, 0), (15, 6), (25, 21), (24, 24), (17, 13), (3, 11), (1, 13), (23, 12), (4, 21), (8, 13), (6, 2), (10, 1), (4, 14), (13, 12), (15, 1), (6, 17), (20, 12), (12, 8), (18, 13), (16, 10), (12, 19)?

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[User]
In a 22x29 grid, how many different paths are there from the bottom left (0, 0) to the top right (21, 28), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (19, 15), (0, 24), (11, 17), (19, 12), (19, 25), (5, 17), (5, 6), (12, 3), (6, 3), (18, 19), (19, 19), (15, 20), (20, 12), (5, 11), (8, 10), (15, 21), (1, 8), (10, 18), (0, 25), (11, 22), (10, 5), (5, 4), (17, 27), (14, 25), (11, 0), (18, 8), (11, 5), (3, 21), (20, 26), (8, 9), (20, 8), (8, 8), (21, 0), (6, 27), (4, 24), (6, 7), (18, 24), (11, 18), (8, 4), (1, 5), (15, 17), (10, 23), (7, 2), (16, 13), (14, 7), (5, 25), (2, 3), (13, 6), (16, 18), (3, 12), (2, 16), (20, 6), (0, 2), (1, 28), (11, 7), (4, 6), (16, 0), (16, 21), (12, 19), (16, 14), (13, 24), (19, 21), (18, 27), (4, 26), (9, 19), (13, 22), (18, 15), (14, 18), (20, 9), (3, 23), (5, 23), (20, 16), (5, 15), (4, 9), (6, 0), (4, 7), (18, 18), (0, 3), (9, 16), (9, 2), (12, 20), (15, 11), (2, 21), (7, 14), (10, 13), (0, 8), (1, 18), (12, 24), (6, 15), (5, 13), (4, 0), (12, 10), (16, 6), (17, 19), (5, 5), (20, 10), (6, 28), (16, 5), (8, 3), (20, 7), (20, 27), (15, 13), (2, 5), (11, 23), (20, 21), (5, 27), (5, 28), (10, 16), (21, 22), (10, 28), (8, 21), (9, 4), (1, 16), (11, 27), (6, 10), (17, 15), (7, 4), (20, 0), (10, 27), (9, 13), (2, 18), (14, 16), (15, 8), (8, 5), (5, 8), (13, 11), (13, 16), (14, 12), (14, 23), (9, 5), (12, 15), (8, 18), (3, 0), (19, 1), (15, 0), (9, 28), (7, 16), (6, 4), (17, 8), (13, 12), (2, 24), (16, 9), (18, 26), (7, 1), (0, 27), (9, 14), (0, 9), (11, 4), (21, 12), (2, 14), (6, 9), (4, 23), (16, 28)?

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[User]
In a 28x24 grid, how many different paths are there from the bottom left (0, 0) to the top right (27, 23), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (24, 22), (24, 5), (25, 3), (3, 11), (0, 11), (15, 22), (6, 21), (7, 18), (26, 13), (8, 23), (0, 9), (2, 23), (17, 13), (17, 10), (27, 16), (20, 3), (4, 2), (14, 2), (0, 17), (11, 23), (13, 11), (15, 3), (12, 0), (26, 19), (1, 13), (26, 16), (20, 4), (18, 0), (16, 20), (8, 21), (24, 21), (24, 4), (4, 3), (18, 5), (7, 2), (1, 7), (17, 16), (5, 6), (17, 8), (13, 15), (13, 21), (19, 7), (9, 2), (16, 1), (9, 11), (11, 4), (19, 20), (21, 3), (15, 7), (26, 6), (15, 6), (23, 8), (21, 1), (18, 1), (7, 20), (18, 15), (8, 2), (12, 5), (5, 1), (25, 12), (23, 1), (0, 12), (5, 5), (22, 15), (20, 7), (13, 6), (21, 5), (10, 2), (5, 3), (20, 22), (11, 10), (15, 10), (3, 20), (10, 22), (25, 16), (24, 7), (18, 23), (5, 15), (19, 15), (9, 4), (16, 14), (10, 7), (14, 21), (2, 15), (13, 20), (12, 8), (4, 22), (21, 11), (5, 22), (4, 1), (8, 9), (10, 16), (27, 5), (19, 19), (22, 7), (4, 13), (25, 5), (2, 11), (24, 14), (27, 6), (7, 9), (1, 2), (23, 23), (17, 1), (5, 4), (4, 11), (18, 20), (1, 20), (17, 7), (1, 3), (22, 20), (18, 11), (21, 13), (12, 12), (17, 3), (4, 14), (19, 2), (12, 2), (5, 10), (26, 7), (6, 11), (5, 13), (10, 9), (13, 18), (3, 9), (23, 19), (18, 7), (8, 10), (1, 5), (22, 12), (14, 1), (5, 12), (11, 17), (0, 16), (7, 1), (21, 0), (12, 21), (14, 9), (5, 16), (0, 7), (23, 9), (21, 7), (21, 14), (26, 12), (23, 11), (10, 1), (4, 0), (12, 4), (22, 11), (15, 5), (7, 8), (22, 8), (7, 12), (21, 8), (22, 3), (5, 20), (10, 10), (25, 19), (18, 18), (24, 17), (3, 14), (6, 19), (24, 15), (22, 22), (27, 9), (14, 0), (23, 21), (25, 23), (24, 19), (7, 4), (5, 2), (3, 18), (2, 1)?

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[User]
In a 22x26 grid, how many different paths are there from the bottom left (0, 0) to the top right (21, 25), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (0, 14), (8, 23), (16, 10), (3, 11), (3, 16), (2, 2), (5, 1), (7, 6), (15, 13), (13, 1), (18, 24), (6, 12), (12, 23), (1, 0), (9, 19), (9, 15), (15, 22), (10, 10), (12, 22), (10, 12), (9, 9), (6, 2), (1, 18), (14, 0), (9, 6), (20, 18), (3, 13), (21, 10), (1, 7), (13, 7), (10, 19), (10, 13), (5, 3), (17, 21), (21, 24), (10, 0), (2, 5), (12, 21), (4, 5), (16, 5), (2, 21), (3, 22), (17, 1), (20, 3), (2, 14), (4, 7), (4, 25), (18, 13), (20, 5), (5, 11), (19, 3), (7, 4), (12, 25), (1, 6), (10, 23), (5, 9), (7, 9), (20, 10), (19, 6), (16, 9), (9, 8), (17, 3), (4, 13), (8, 15), (14, 15), (12, 19), (14, 23), (16, 12), (4, 18), (20, 1), (16, 21), (17, 17), (3, 14), (16, 0), (17, 23), (9, 22), (12, 16), (15, 20), (11, 19), (13, 15), (20, 12), (8, 24), (13, 20), (0, 8), (7, 13), (18, 5), (20, 13), (16, 11), (13, 6), (20, 22), (3, 9), (3, 17), (15, 17), (6, 20), (20, 16), (4, 16), (12, 11), (10, 18), (16, 6), (3, 4), (8, 14), (6, 9), (11, 11), (5, 14), (4, 23), (11, 8), (16, 24), (21, 15), (9, 18), (11, 22), (1, 20), (6, 18), (7, 8), (15, 1), (2, 25), (19, 17), (14, 13)?

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[User]
In a 24x28 grid, how many different paths are there from the bottom left (0, 0) to the top right (23, 27), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (22, 9), (22, 19), (22, 16), (18, 27), (21, 12), (17, 24), (12, 2), (2, 8), (4, 26), (14, 8), (21, 15), (11, 4), (11, 19), (19, 1), (10, 9), (19, 16), (14, 4), (20, 5), (2, 14), (4, 8), (7, 19), (5, 7), (4, 19), (9, 23), (19, 6), (18, 9), (14, 24), (11, 20), (9, 16), (8, 7), (21, 21), (13, 11), (22, 14), (3, 25), (15, 13), (4, 11), (16, 27), (4, 10), (2, 5), (5, 16), (12, 22), (11, 22), (11, 21), (3, 8), (12, 12), (8, 8), (2, 18), (2, 6), (12, 9), (6, 22), (16, 15), (22, 15), (18, 3), (19, 0), (11, 24), (8, 16), (18, 18), (8, 25), (8, 21), (20, 8), (21, 25), (10, 15), (12, 14), (17, 21), (21, 27), (4, 1), (19, 2), (4, 22), (0, 22), (5, 6), (22, 1), (10, 17), (11, 14), (10, 5), (17, 14), (4, 13), (19, 19), (7, 1), (11, 18), (14, 17), (17, 0), (17, 10), (12, 20), (10, 10), (21, 22), (12, 4), (2, 17), (11, 23), (2, 0), (8, 26), (6, 1), (11, 11), (18, 6), (7, 18), (7, 10), (14, 7), (3, 2), (10, 11), (0, 5), (9, 0), (4, 6), (19, 8), (6, 20), (7, 22), (1, 27), (21, 13), (20, 3), (22, 20), (9, 20), (23, 22), (3, 1), (18, 8), (22, 5), (7, 13), (19, 24), (11, 17), (8, 10), (10, 8), (17, 2), (6, 15), (21, 2), (6, 21), (19, 22), (10, 6), (22, 11), (3, 24), (20, 20), (8, 0), (18, 20), (23, 24), (21, 17), (16, 9), (20, 14), (0, 1), (20, 24), (14, 12), (20, 9), (9, 15), (22, 24), (18, 23), (18, 26), (15, 2), (2, 25), (22, 21), (3, 15), (17, 23), (12, 0), (1, 23), (8, 22), (18, 19), (2, 22), (7, 2), (19, 4), (23, 20), (13, 0), (9, 17), (16, 0), (19, 18), (7, 14), (4, 15), (6, 10), (6, 8), (14, 19)?

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[User]
In a 27x24 grid, how many different paths are there from the bottom left (0, 0) to the top right (26, 23), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (19, 17), (23, 9), (21, 4), (17, 1), (2, 7), (7, 15), (4, 19), (22, 3), (12, 6), (12, 21), (1, 18), (22, 2), (13, 17), (19, 13), (3, 17), (22, 19), (16, 12), (5, 10), (21, 14), (14, 19), (11, 0), (18, 13), (23, 5), (23, 18), (0, 9), (7, 8), (25, 21), (21, 2), (9, 14), (22, 15), (13, 15), (25, 9), (14, 5), (10, 10), (12, 17), (1, 10), (18, 3), (23, 20), (23, 1), (6, 4), (20, 9), (4, 0), (22, 12), (15, 21), (19, 11), (14, 22), (25, 18), (2, 23), (25, 6), (23, 19), (23, 15), (11, 21), (16, 20), (4, 23), (21, 21), (14, 14), (25, 11), (9, 5), (16, 21), (2, 8), (0, 23), (18, 20), (6, 8), (25, 3), (12, 5), (21, 17), (22, 6), (1, 6), (18, 9), (24, 13), (3, 6), (19, 5), (23, 2), (0, 2), (25, 7), (19, 9), (15, 2), (16, 13), (15, 1), (17, 2), (8, 10), (7, 23), (13, 11), (14, 9), (8, 23), (1, 1), (14, 23), (11, 11), (16, 22), (19, 14), (9, 6), (9, 22), (23, 10), (19, 0), (9, 9), (20, 23), (20, 17), (4, 2), (1, 19), (18, 8), (6, 1), (8, 8), (6, 15), (5, 15), (10, 5), (26, 5), (6, 5), (21, 16), (3, 3), (23, 7), (26, 2), (11, 1), (26, 20), (16, 2), (21, 13), (4, 16), (13, 0), (19, 15), (8, 16), (2, 4), (1, 17), (10, 4), (0, 6), (20, 2), (24, 9), (6, 20), (9, 7), (23, 17), (17, 7), (18, 18), (12, 2), (5, 8), (2, 11), (11, 13), (13, 19), (15, 16), (21, 15), (7, 22), (23, 13), (8, 0), (9, 15), (2, 15), (15, 5), (12, 9), (8, 11), (8, 20), (7, 9), (20, 6), (26, 6), (8, 9), (10, 15), (14, 3), (5, 5), (9, 4), (0, 21), (1, 21), (21, 10), (6, 16), (17, 15)?

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[User]
In a 26x20 grid, how many different paths are there from the bottom left (0, 0) to the top right (25, 19), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (6, 11), (21, 18), (24, 11), (16, 17), (23, 7), (11, 0), (1, 1), (22, 1), (8, 14), (15, 17), (16, 18), (9, 17), (18, 19), (13, 1), (3, 0), (15, 8), (18, 10), (22, 18), (8, 12), (12, 12), (8, 11), (8, 6), (6, 0), (15, 9), (3, 13), (5, 13), (20, 0), (24, 9), (17, 17), (8, 4), (19, 5), (10, 15), (11, 8), (4, 11), (4, 17), (23, 5), (7, 12), (2, 12), (1, 17), (8, 9), (12, 11), (20, 14), (19, 6), (23, 8), (8, 5), (13, 7), (13, 16), (14, 1), (12, 6), (9, 7), (14, 2), (4, 16), (11, 14), (19, 9), (1, 13), (18, 0), (24, 13), (17, 11), (0, 17), (2, 8), (16, 15), (12, 19), (2, 19), (6, 15), (0, 10), (10, 12), (9, 5), (18, 8), (11, 17), (11, 12), (18, 2), (10, 1), (0, 9), (16, 5), (23, 14), (17, 12), (25, 18), (1, 11), (5, 6), (25, 10), (21, 1), (21, 12), (25, 5), (18, 1), (16, 13), (12, 16), (0, 12), (19, 16), (13, 4), (23, 13), (15, 14), (5, 16), (3, 9), (1, 15), (8, 17), (5, 17), (0, 5), (6, 4), (1, 19), (24, 4), (8, 1), (11, 7), (7, 0), (20, 13), (17, 13), (8, 7), (23, 17), (12, 10), (21, 9)?

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[User]
In a 24x21 grid, how many different paths are there from the bottom left (0, 0) to the top right (23, 20), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (13, 16), (16, 12), (17, 19), (12, 11), (15, 20), (11, 14), (0, 14), (3, 7), (23, 2), (6, 4), (12, 14), (16, 20), (21, 14), (4, 12), (0, 4), (18, 0), (0, 19), (11, 7), (20, 5), (23, 1), (8, 0), (10, 1), (20, 15), (16, 5), (20, 12), (5, 2), (18, 7), (8, 7), (15, 19), (18, 5), (22, 14), (3, 8), (2, 15), (12, 13), (20, 10), (23, 3), (1, 15), (13, 15), (23, 16), (13, 18), (22, 12), (14, 11), (1, 11), (0, 1), (22, 19), (20, 18), (20, 8), (20, 7), (6, 0), (8, 2), (8, 16), (14, 4), (10, 6), (2, 9), (20, 1), (7, 10), (11, 3), (11, 10), (17, 2), (8, 11), (9, 1), (21, 16), (11, 2), (13, 9), (3, 15), (4, 8), (18, 8), (5, 4), (4, 18), (23, 10), (22, 17), (6, 12), (1, 8), (4, 1), (4, 19), (22, 1), (11, 19), (6, 20), (16, 11), (10, 9), (15, 13), (16, 2), (16, 10), (2, 16), (0, 13), (3, 10), (7, 18), (11, 8), (16, 15), (12, 20), (19, 7), (10, 0), (8, 19), (5, 0), (19, 19), (20, 14), (8, 3), (22, 4), (3, 4), (22, 16), (15, 15), (0, 7), (19, 4), (10, 11), (21, 11), (2, 8), (7, 5), (12, 18), (18, 3), (13, 12), (1, 2), (7, 16), (10, 20), (3, 1), (6, 1), (18, 18)?

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[User]
In a 27x29 grid, how many different paths are there from the bottom left (0, 0) to the top right (26, 28), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (6, 7), (9, 4), (3, 2), (19, 9), (8, 28), (15, 3), (1, 21), (4, 13), (7, 7), (20, 6), (8, 9), (23, 10), (15, 17), (19, 4), (21, 28), (17, 20), (12, 15), (9, 8), (11, 10), (11, 2), (24, 10), (26, 7), (18, 4), (26, 13), (8, 7), (3, 21), (25, 2), (11, 24), (14, 13), (16, 20), (17, 28), (25, 25), (9, 25), (0, 24), (12, 26), (9, 16), (26, 8), (16, 16), (26, 16), (2, 26), (11, 22), (26, 2), (5, 16), (13, 11), (20, 2), (11, 17), (7, 22), (26, 17), (13, 9), (16, 14), (14, 12), (3, 27), (20, 11), (5, 2), (0, 2), (14, 27), (12, 21), (3, 9), (25, 12), (23, 5), (21, 13), (9, 3), (8, 5), (21, 26), (5, 13), (25, 28), (5, 18), (14, 22), (7, 10), (6, 24), (1, 22), (25, 6), (0, 1), (10, 19), (0, 6), (16, 27), (1, 15), (13, 22), (1, 12), (21, 0), (24, 6), (10, 7), (22, 28), (5, 28), (18, 5), (19, 11), (6, 23), (12, 25), (18, 14), (18, 0), (26, 23), (4, 19), (18, 12), (0, 10), (1, 25), (8, 11), (15, 20), (19, 13), (26, 20), (15, 1), (25, 18), (22, 14), (16, 13), (25, 4), (4, 22), (25, 0), (2, 0), (20, 8), (15, 21), (5, 26), (12, 28), (11, 12), (2, 14), (17, 24), (22, 17), (0, 4), (12, 6), (2, 11), (13, 18), (9, 26), (5, 7), (16, 6), (26, 24), (19, 24), (12, 12), (4, 27), (19, 14), (7, 8), (22, 22), (6, 12), (5, 11), (19, 26), (6, 20), (19, 25), (17, 13), (13, 8), (9, 22), (14, 6), (10, 21), (6, 6), (8, 15), (26, 15), (24, 0), (16, 9), (23, 1), (20, 12), (7, 23), (11, 19), (3, 4), (17, 5), (19, 6), (19, 16), (25, 7), (20, 25), (26, 10), (0, 19), (23, 12), (16, 4), (12, 18), (24, 11), (1, 6), (24, 4), (12, 23), (5, 27), (10, 23), (11, 20), (24, 1), (15, 2), (26, 3), (22, 2), (15, 16), (21, 18), (8, 17), (9, 24), (21, 3), (20, 9), (5, 6), (0, 15), (23, 28), (17, 2), (15, 27), (18, 7), (25, 15), (7, 6), (8, 23), (4, 28), (21, 7), (26, 21), (5, 20), (2, 5), (23, 0), (26, 0), (0, 12), (15, 6), (2, 10), (5, 21), (13, 19), (1, 23), (3, 5), (12, 10), (10, 25), (0, 11), (3, 22), (4, 16), (3, 10), (7, 19), (21, 19), (5, 19), (14, 5), (17, 8), (12, 7), (7, 13), (17, 15), (6, 10)?

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[User]
In a 26x29 grid, how many different paths are there from the bottom left (0, 0) to the top right (25, 28), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (10, 15), (13, 22), (25, 16), (4, 22), (13, 28), (12, 2), (22, 19), (12, 18), (10, 13), (2, 3), (17, 21), (0, 26), (9, 27), (23, 9), (23, 18), (19, 22), (12, 13), (21, 14), (0, 5), (1, 10), (14, 18), (6, 0), (2, 14), (25, 11), (1, 5), (15, 11), (4, 26), (21, 26), (20, 22), (12, 4), (1, 18), (20, 16), (4, 24), (7, 13), (17, 28), (4, 19), (4, 28), (18, 12), (7, 25), (16, 25), (25, 6), (4, 1), (25, 1), (16, 5), (8, 6), (16, 11), (14, 12), (7, 17), (7, 22), (7, 2), (13, 15), (13, 2), (3, 27), (1, 24), (11, 4), (10, 11), (8, 1), (6, 13), (3, 7), (25, 17), (8, 26), (13, 8), (14, 16), (9, 15), (19, 12), (1, 11), (19, 20), (23, 7), (20, 24), (24, 27), (19, 1), (10, 28), (9, 21), (2, 11), (5, 19), (5, 3), (6, 5), (4, 27), (19, 16), (7, 10), (6, 18), (21, 17), (4, 5), (2, 25), (0, 4), (11, 2), (9, 12), (0, 21), (4, 10), (9, 6), (8, 20), (24, 4), (14, 21), (1, 14), (21, 4), (24, 21), (19, 8), (4, 25), (11, 23), (14, 22), (5, 18), (8, 21), (23, 1), (25, 20), (22, 18), (15, 10), (25, 8), (6, 14), (3, 15), (7, 9), (21, 10), (20, 14), (11, 13), (16, 10), (16, 15), (21, 19), (22, 27), (17, 13), (1, 19), (14, 26), (11, 14), (5, 14), (17, 10), (1, 13), (18, 13), (20, 11), (12, 16), (10, 20), (21, 22), (4, 20), (18, 24), (17, 4), (18, 6), (4, 4), (7, 6), (11, 6), (6, 3), (14, 17), (14, 25), (19, 4), (16, 0), (9, 4), (20, 0), (9, 25), (4, 23), (17, 16), (3, 6), (7, 23), (6, 1), (0, 16), (21, 12), (13, 27), (22, 20), (15, 24), (25, 22), (21, 24), (3, 20), (17, 23), (1, 21), (5, 15), (19, 28), (11, 19), (24, 19), (0, 2), (18, 26), (4, 9), (2, 26), (2, 23), (13, 10), (12, 7), (0, 25), (7, 16), (0, 6), (8, 2), (16, 8), (24, 6), (13, 11), (17, 25), (20, 15), (5, 24), (15, 25), (17, 17), (1, 27), (7, 19), (25, 13), (19, 19), (25, 24), (7, 21), (6, 25), (10, 7), (20, 23)?

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[User]
In a 25x26 grid, how many different paths are there from the bottom left (0, 0) to the top right (24, 25), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (5, 7), (11, 24), (18, 19), (23, 17), (18, 2), (0, 15), (24, 12), (19, 15), (2, 4), (13, 19), (3, 15), (20, 4), (24, 1), (3, 16), (3, 20), (20, 25), (4, 0), (22, 23), (9, 22), (6, 18), (10, 0), (18, 11), (20, 2), (19, 11), (0, 18), (7, 17), (9, 10), (7, 16), (7, 6), (13, 20), (0, 17), (5, 15), (13, 23), (23, 24), (19, 9), (22, 7), (8, 16), (1, 19), (13, 18), (9, 5), (6, 0), (18, 22), (22, 0), (5, 23), (10, 14), (3, 12), (18, 5), (5, 9), (7, 13), (14, 3), (2, 2), (20, 18), (2, 12), (13, 24), (22, 25), (16, 19), (5, 3), (18, 4), (22, 20), (9, 16), (1, 6), (5, 24), (14, 12), (14, 11), (4, 3), (4, 21), (4, 11), (8, 20), (3, 11), (6, 22), (5, 19), (0, 5), (10, 5), (2, 21), (9, 11), (17, 21), (6, 10), (23, 10), (15, 1), (19, 20), (14, 25), (20, 9), (15, 5), (17, 14), (4, 12), (2, 6), (17, 24), (22, 14), (1, 7), (13, 22), (6, 4), (7, 1), (2, 10), (1, 24), (4, 20), (1, 12), (8, 3), (16, 18), (20, 13), (18, 7), (7, 2), (16, 3), (21, 25), (4, 18), (6, 19), (5, 20), (24, 9), (16, 23), (23, 14), (4, 7), (19, 19), (4, 9), (13, 25), (7, 12), (19, 12), (11, 0), (2, 24), (8, 25), (1, 20), (9, 4), (17, 19), (15, 20), (18, 20), (10, 4), (1, 25), (11, 25), (9, 14), (6, 5), (24, 18), (5, 8), (9, 19), (16, 20), (21, 8), (20, 1), (10, 7), (8, 22), (12, 7), (10, 22), (14, 17), (9, 12), (17, 23), (14, 19), (6, 2), (4, 1), (6, 1), (15, 6), (17, 4), (14, 22), (15, 23), (7, 15), (0, 8), (20, 3), (11, 12), (7, 5), (19, 17), (16, 10), (15, 24), (11, 8), (24, 20), (16, 2), (6, 21), (21, 3), (0, 16), (20, 16), (11, 21), (20, 14)?

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[User]
In a 29x20 grid, how many different paths are there from the bottom left (0, 0) to the top right (28, 19), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (7, 13), (14, 2), (17, 6), (12, 6), (16, 16), (20, 19), (1, 8), (27, 18), (13, 0), (5, 17), (10, 0), (10, 8), (24, 17), (22, 12), (16, 7), (23, 10), (18, 4), (23, 6), (12, 4), (3, 8), (25, 13), (21, 11), (18, 10), (25, 8), (26, 16), (22, 1), (21, 15), (11, 19), (19, 18), (1, 4), (27, 13), (9, 19), (21, 4), (17, 15), (17, 18), (17, 10), (27, 7), (25, 0), (2, 8), (18, 6), (10, 17), (22, 9), (3, 15), (14, 10), (25, 14), (23, 13), (10, 5), (6, 10), (6, 17), (4, 7), (6, 2), (3, 0), (9, 4), (12, 13), (22, 5), (9, 7), (9, 18), (14, 13), (2, 17), (15, 1), (25, 3), (23, 16), (19, 12), (8, 12), (18, 14), (26, 8), (16, 8), (7, 2), (8, 19), (16, 2), (27, 16), (15, 11), (22, 3), (21, 2), (11, 3), (20, 18), (25, 7), (17, 19), (27, 8), (17, 2), (13, 12), (28, 1), (22, 13), (5, 18), (20, 1), (20, 12), (22, 8), (1, 10), (28, 14), (26, 4), (13, 8), (24, 3), (11, 8), (26, 19), (25, 11), (22, 14), (20, 13), (16, 6), (28, 13), (3, 2), (10, 7)?

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[User]
In a 21x22 grid, how many different paths are there from the bottom left (0, 0) to the top right (20, 21), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (19, 2), (2, 8), (11, 2), (8, 10), (8, 16), (9, 21), (11, 10), (10, 7), (3, 18), (4, 7), (7, 4), (15, 20), (19, 12), (11, 4), (20, 15), (10, 19), (2, 12), (5, 3), (18, 13), (4, 0), (19, 5), (10, 20), (14, 14), (1, 13), (19, 17), (11, 19), (12, 12), (11, 8), (10, 3), (20, 20), (11, 6), (4, 10), (15, 7), (2, 11), (2, 9), (2, 19), (15, 16), (16, 14), (10, 14), (8, 3), (12, 14), (11, 15), (0, 6), (12, 7), (4, 8), (18, 2), (19, 1), (10, 11), (19, 20), (4, 16), (20, 13), (5, 6), (1, 5), (3, 16), (9, 12), (7, 0), (4, 9), (13, 21), (12, 16), (5, 13), (14, 5), (14, 6), (16, 21), (10, 10), (6, 11), (9, 1), (8, 11), (8, 20), (5, 19), (7, 14), (20, 19), (5, 4), (17, 13), (16, 8), (2, 6), (7, 8), (4, 19), (15, 13), (3, 13), (12, 5), (13, 12), (4, 6), (15, 14), (3, 14), (13, 7), (1, 3), (19, 11), (4, 21), (13, 15), (19, 7), (7, 15), (3, 4)?

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[User]
In a 22x24 grid, how many different paths are there from the bottom left (0, 0) to the top right (21, 23), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (16, 11), (15, 0), (10, 7), (11, 22), (17, 4), (5, 13), (11, 14), (8, 12), (6, 7), (2, 7), (0, 12), (4, 23), (7, 2), (18, 18), (17, 1), (6, 0), (6, 22), (3, 21), (12, 22), (10, 9), (6, 9), (20, 10), (10, 4), (20, 13), (14, 23), (5, 8), (16, 21), (10, 2), (0, 18), (7, 8), (12, 7), (14, 5), (18, 7), (14, 9), (20, 4), (16, 17), (18, 20), (4, 8), (16, 13), (17, 2), (9, 21), (16, 22), (8, 21), (19, 8), (4, 9), (20, 6), (6, 1), (14, 14), (12, 12), (10, 21), (9, 16), (14, 0), (14, 15), (11, 17), (3, 14), (0, 11), (15, 8), (5, 9), (1, 6), (12, 8), (9, 6), (19, 15), (15, 9), (1, 22), (11, 20), (6, 11), (8, 13), (10, 0), (7, 20), (20, 17), (16, 15), (0, 20), (7, 0), (1, 3), (17, 22), (6, 2), (13, 18), (17, 14), (17, 17), (0, 19), (0, 10), (6, 23), (8, 7), (10, 5), (11, 12), (13, 12), (7, 13), (11, 15), (1, 9), (19, 7), (2, 5), (11, 9), (16, 7), (3, 13), (5, 7), (17, 15), (16, 19), (3, 1), (4, 19), (8, 15), (14, 20), (5, 22), (17, 12), (15, 22), (11, 18), (21, 18), (13, 10), (18, 23), (12, 14)?

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[User]
In a 21x23 grid, how many different paths are there from the bottom left (0, 0) to the top right (20, 22), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (3, 22), (3, 17), (6, 8), (6, 2), (13, 20), (14, 11), (4, 12), (7, 3), (20, 15), (8, 10), (5, 22), (7, 1), (11, 7), (6, 21), (10, 6), (17, 11), (20, 12), (2, 8), (0, 15), (17, 13), (5, 20), (0, 10), (0, 4), (9, 1), (17, 17), (3, 6), (0, 1), (16, 18), (18, 11), (16, 9), (17, 7), (1, 2), (18, 2), (14, 13), (6, 10), (12, 11), (15, 0), (20, 10), (2, 6), (4, 11), (13, 13), (1, 16), (17, 20), (5, 17), (19, 15), (11, 11), (18, 3), (10, 4), (10, 1), (1, 18), (15, 13), (4, 19), (19, 19), (5, 13), (17, 2), (16, 10), (1, 21), (12, 13), (5, 10), (13, 19), (12, 8), (7, 13), (16, 12), (0, 16), (5, 19), (10, 15), (9, 7), (16, 15), (6, 4), (5, 18), (10, 16), (1, 17), (12, 18), (2, 20), (10, 20), (14, 5), (1, 14), (13, 14), (11, 10), (7, 22), (1, 20), (1, 15), (11, 22), (3, 9), (16, 20), (14, 6), (3, 19), (6, 5), (1, 6), (11, 2), (15, 3), (10, 5), (15, 20), (2, 12), (7, 21), (17, 9), (12, 5), (6, 22), (19, 5), (15, 17), (2, 18), (16, 11), (5, 16), (15, 12), (0, 9), (2, 11), (3, 21), (2, 19), (19, 21), (12, 1), (11, 19), (8, 6), (9, 17), (8, 3), (10, 2), (15, 9), (11, 14)?

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[User]
In a 20x23 grid, how many different paths are there from the bottom left (0, 0) to the top right (19, 22), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (2, 6), (17, 11), (4, 3), (9, 13), (1, 21), (12, 18), (13, 17), (12, 2), (14, 16), (2, 4), (4, 9), (17, 13), (16, 18), (10, 19), (12, 16), (19, 16), (5, 3), (9, 5), (6, 19), (14, 20), (10, 15), (15, 13), (12, 5), (5, 5), (1, 3), (8, 10), (2, 7), (14, 0), (18, 13), (15, 1), (11, 16), (6, 10), (2, 10), (16, 10), (17, 20), (3, 9), (12, 11), (10, 7), (18, 22), (10, 9), (12, 7), (12, 15), (10, 10), (7, 7), (13, 22), (5, 10), (4, 0), (6, 14), (3, 7), (17, 10), (1, 20), (14, 15), (8, 1), (17, 4), (7, 13), (8, 20), (16, 20), (17, 1), (18, 16), (13, 21), (5, 18), (10, 14), (10, 22), (19, 8), (3, 19), (17, 16), (8, 9), (1, 2), (13, 13), (17, 17)?

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[User]
In a 24x20 grid, how many different paths are there from the bottom left (0, 0) to the top right (23, 19), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (2, 6), (0, 5), (19, 7), (19, 1), (15, 9), (16, 16), (23, 14), (16, 12), (4, 16), (11, 11), (18, 3), (2, 10), (14, 2), (8, 17), (0, 13), (17, 0), (18, 17), (11, 19), (12, 18), (10, 2), (1, 15), (7, 19), (21, 10), (11, 4), (1, 19), (21, 11), (13, 1), (21, 7), (14, 6), (10, 15), (12, 16), (23, 3), (18, 13), (1, 11), (21, 3), (0, 8), (16, 0), (10, 16), (1, 1), (5, 0), (19, 0), (15, 17), (10, 11), (12, 2), (6, 17), (6, 6), (18, 19), (23, 10), (20, 10), (7, 17), (17, 19), (17, 15), (17, 3), (15, 2), (2, 7), (17, 17), (9, 18), (17, 4), (18, 15), (8, 4), (11, 3), (1, 13), (0, 14), (21, 16), (2, 9), (2, 11), (14, 5), (13, 13), (12, 12), (17, 7), (22, 4), (9, 16), (7, 7), (14, 11), (16, 19), (13, 0), (5, 4), (20, 19), (11, 6), (12, 4), (1, 7), (2, 13), (23, 1), (17, 6), (14, 12), (15, 6), (6, 19), (5, 10), (13, 8), (13, 12), (7, 12), (5, 11), (5, 3), (6, 3), (0, 6), (2, 12), (9, 13), (3, 14), (22, 14), (4, 2), (21, 6), (11, 1), (1, 3), (1, 18), (22, 16), (19, 3), (9, 11), (17, 2), (15, 19), (13, 4), (6, 1), (16, 1), (18, 10), (19, 2), (5, 7), (22, 6), (23, 7), (20, 3), (7, 5), (3, 8), (15, 4), (19, 6), (17, 5), (7, 15), (23, 4), (3, 19), (4, 10), (21, 5), (21, 12), (10, 12), (1, 9), (15, 11), (8, 14), (14, 0), (5, 19), (21, 0), (21, 17), (14, 18), (16, 5), (21, 15)?

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[User]
In a 28x28 grid, how many different paths are there from the bottom left (0, 0) to the top right (27, 27), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (19, 4), (20, 21), (2, 8), (24, 3), (19, 0), (9, 5), (0, 24), (4, 27), (20, 5), (25, 12), (26, 16), (8, 11), (14, 21), (20, 6), (6, 18), (14, 16), (18, 0), (2, 25), (8, 9), (20, 27), (22, 13), (15, 17), (15, 0), (12, 1), (6, 13), (18, 9), (25, 4), (25, 25), (4, 8), (23, 9), (14, 18), (12, 18), (15, 8), (8, 3), (19, 11), (5, 10), (6, 27), (25, 19), (14, 6), (25, 1), (24, 11), (24, 9), (3, 6), (19, 24), (10, 9), (13, 3), (4, 10), (4, 23), (9, 10), (8, 12), (23, 11), (6, 24), (16, 16), (11, 6), (12, 27), (23, 21), (6, 20), (8, 27), (23, 2), (22, 9), (22, 16), (19, 25), (21, 21), (4, 2), (11, 26), (15, 22), (1, 12), (27, 18), (26, 1), (5, 27), (4, 4), (17, 15), (19, 15), (0, 21), (26, 17), (1, 14), (14, 11), (1, 25), (8, 5), (17, 2), (24, 18), (0, 23), (11, 11), (22, 8), (21, 25), (2, 27), (9, 0), (9, 6), (3, 18), (8, 2), (18, 17), (0, 14), (21, 1), (22, 14), (13, 15), (11, 20), (5, 16), (21, 2), (27, 21), (14, 26), (10, 12), (19, 7), (21, 11), (17, 4), (4, 26), (6, 26), (4, 14), (3, 2), (2, 7), (23, 6), (24, 21), (2, 19), (18, 13), (14, 24), (17, 10), (6, 3), (7, 12), (15, 12), (7, 5), (21, 8), (4, 6), (21, 5), (11, 13), (15, 14), (16, 12), (0, 19), (13, 11), (13, 18), (12, 3), (18, 12), (16, 15), (10, 27), (3, 26), (21, 27), (11, 21), (10, 8), (20, 12), (27, 1), (9, 16), (14, 15), (16, 18), (17, 1), (26, 2), (2, 17), (10, 10), (18, 6), (23, 5), (5, 18), (20, 14), (26, 5), (3, 13), (17, 24), (9, 12), (8, 13), (17, 20), (10, 26), (8, 26), (21, 17), (3, 27), (16, 27), (3, 19), (27, 4), (7, 21), (6, 0), (12, 26), (14, 2), (4, 11), (18, 3), (24, 16), (5, 2), (6, 5), (3, 3), (0, 8), (17, 21), (26, 27), (5, 6), (25, 27), (21, 19), (25, 8), (16, 6), (12, 15), (3, 9), (9, 13), (17, 14), (9, 9), (4, 1), (14, 4), (18, 2), (0, 13), (7, 26), (4, 18), (16, 24), (18, 20), (17, 17), (2, 18), (17, 22), (22, 2), (3, 14), (11, 25), (9, 25), (1, 1), (24, 27), (14, 0), (2, 3), (27, 6), (19, 12), (11, 8), (5, 7), (15, 24), (23, 27), (27, 0), (7, 20), (11, 16), (6, 4), (10, 19), (11, 12), (15, 19), (22, 23), (14, 20), (4, 15), (2, 11), (18, 24), (22, 17), (25, 9), (2, 16), (17, 3), (5, 9), (5, 17), (12, 11), (20, 2), (18, 10), (4, 13), (8, 7), (9, 14), (15, 10), (0, 27), (24, 15), (13, 16), (11, 5), (20, 15), (10, 24), (3, 23), (10, 6), (12, 12), (21, 16), (17, 9), (14, 22)?

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[User]
In a 20x23 grid, how many different paths are there from the bottom left (0, 0) to the top right (19, 22), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (0, 20), (15, 21), (4, 8), (4, 0), (15, 2), (7, 16), (16, 6), (6, 15), (6, 19), (2, 20), (1, 5), (17, 1), (9, 5), (3, 21), (6, 8), (19, 9), (6, 1), (13, 14), (10, 3), (7, 12), (8, 10), (11, 6), (13, 1), (18, 21), (3, 20), (19, 7), (7, 7), (15, 10), (0, 15), (8, 17), (15, 20), (1, 18), (9, 7), (8, 2), (6, 3), (7, 17), (2, 8), (9, 15), (5, 17), (18, 11), (8, 4), (19, 11), (12, 2), (14, 14), (18, 19), (17, 0), (12, 0), (11, 8), (19, 10), (15, 0), (0, 4), (2, 17), (7, 21), (0, 6), (3, 6), (15, 3), (6, 2), (15, 15), (1, 12), (10, 16), (13, 7), (2, 16), (17, 21), (11, 21), (11, 16), (15, 16), (6, 12), (3, 16), (1, 11), (10, 10), (6, 18), (5, 9), (12, 8), (2, 11), (12, 6), (11, 12), (19, 17), (0, 13), (4, 14), (3, 2), (16, 12), (14, 3), (2, 6), (11, 18), (2, 15), (0, 16), (8, 19), (5, 12), (3, 3), (0, 19), (9, 19), (6, 0), (14, 2), (11, 0), (19, 2), (16, 16), (14, 7), (6, 6), (1, 16), (17, 19), (10, 12), (14, 22), (14, 17), (16, 2), (9, 4), (14, 15), (0, 9), (13, 10), (0, 21), (2, 1)?

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[User]
In a 25x23 grid, how many different paths are there from the bottom left (0, 0) to the top right (24, 22), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (7, 1), (21, 19), (18, 18), (22, 19), (12, 8), (3, 17), (13, 7), (11, 5), (11, 10), (20, 18), (10, 2), (6, 3), (22, 14), (1, 15), (10, 15), (5, 19), (24, 4), (21, 8), (17, 4), (21, 4), (2, 13), (18, 12), (17, 14), (8, 14), (20, 14), (20, 6), (7, 20), (23, 4), (15, 4), (22, 1), (2, 16), (1, 8), (2, 10), (17, 9), (2, 9), (22, 9), (18, 2), (19, 17), (9, 12), (1, 10), (3, 9), (12, 9), (2, 0), (23, 14), (5, 22), (6, 2), (21, 10), (24, 15), (8, 17), (16, 19), (6, 22), (4, 13), (24, 5), (19, 18), (14, 1), (18, 19), (22, 16), (19, 3), (1, 21), (0, 7), (2, 2), (21, 22), (7, 8), (8, 19), (7, 10), (21, 11), (14, 2), (4, 10), (20, 21), (14, 4), (6, 4), (17, 3), (23, 7), (6, 13), (3, 16), (1, 14), (2, 18), (22, 18), (12, 21), (2, 4), (10, 9), (7, 3), (19, 0), (4, 8), (13, 16), (17, 20), (12, 6), (20, 20), (20, 8), (6, 0), (15, 18), (11, 16), (14, 10), (23, 8), (16, 5), (13, 8), (12, 13), (5, 6), (14, 3), (21, 2), (15, 22), (3, 5), (3, 18), (24, 1), (6, 18), (8, 12), (23, 18), (4, 3), (1, 17), (0, 14), (20, 5), (3, 6), (8, 9), (12, 18), (10, 7), (9, 19), (2, 6), (17, 11), (13, 4), (20, 13), (14, 12)?

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[User]
In a 20x27 grid, how many different paths are there from the bottom left (0, 0) to the top right (19, 26), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (11, 22), (4, 18), (19, 17), (16, 17), (10, 9), (5, 16), (9, 5), (17, 24), (2, 26), (10, 24), (18, 17), (8, 22), (18, 21), (12, 8), (13, 17), (18, 8), (16, 11), (3, 13), (1, 19), (4, 9), (16, 13), (5, 6), (2, 20), (9, 18), (11, 13), (7, 6), (4, 25), (9, 16), (15, 16), (13, 23), (16, 0), (16, 8), (6, 3), (8, 2), (16, 19), (0, 1), (0, 26), (2, 6), (15, 4), (6, 22), (5, 12), (15, 2), (16, 2), (10, 20), (17, 12), (5, 17), (2, 18), (9, 15), (18, 19), (8, 8), (0, 12), (4, 4), (17, 16), (12, 20), (9, 10), (8, 5), (6, 17), (10, 6), (12, 26), (1, 21), (15, 8), (17, 20), (1, 22), (3, 23), (2, 1), (13, 4), (6, 15), (14, 24), (10, 4), (13, 5), (10, 25), (5, 19), (7, 9), (8, 17), (17, 26), (6, 0), (12, 23), (18, 2), (11, 8), (13, 20), (11, 10), (3, 4), (11, 23), (18, 10), (3, 7), (2, 23), (4, 8), (12, 6), (12, 7), (1, 7), (7, 22), (1, 15), (15, 1), (16, 16), (13, 25), (14, 12), (7, 11), (0, 21), (9, 9), (18, 1), (19, 22), (16, 18), (12, 12), (17, 19), (12, 17), (18, 12), (5, 9), (14, 1), (2, 2), (6, 12), (4, 22), (1, 20), (17, 2), (12, 18), (10, 0), (16, 26), (1, 16), (4, 3), (19, 12), (10, 22), (13, 22), (5, 1), (2, 13), (3, 12), (9, 22), (7, 25), (4, 1), (10, 15)?

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[User]
In a 26x21 grid, how many different paths are there from the bottom left (0, 0) to the top right (25, 20), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (14, 8), (3, 15), (5, 17), (15, 16), (15, 5), (9, 13), (18, 11), (1, 14), (8, 10), (17, 18), (3, 13), (17, 6), (12, 5), (3, 4), (5, 9), (3, 17), (25, 10), (11, 18), (9, 7), (18, 12), (7, 20), (17, 7), (11, 9), (20, 9), (24, 3), (1, 12), (1, 16), (1, 4), (17, 11), (11, 6), (24, 14), (22, 6), (19, 17), (4, 1), (6, 8), (17, 12), (5, 3), (7, 18), (5, 12), (14, 4), (8, 4), (20, 11), (13, 20), (8, 11), (16, 6), (4, 0), (13, 1), (5, 20), (16, 15), (19, 3), (2, 12), (16, 17), (23, 14), (24, 2), (3, 2), (17, 5), (11, 2), (23, 7), (9, 15), (23, 2), (7, 13), (5, 16), (4, 15), (22, 17), (20, 7), (2, 0), (13, 6), (4, 12), (7, 2), (16, 3), (18, 10), (25, 16), (20, 20), (18, 2), (6, 15), (19, 20), (8, 3), (11, 8), (15, 12), (18, 17), (22, 11), (13, 7), (6, 13), (12, 15), (19, 1), (20, 3), (4, 11), (6, 14), (15, 0), (0, 19), (24, 18), (23, 5), (22, 1), (6, 11), (23, 10), (19, 12), (1, 18), (24, 15), (11, 14), (21, 5), (16, 7), (19, 9), (2, 13), (23, 8), (4, 13), (22, 12), (10, 10), (4, 6), (18, 7), (0, 1), (5, 4), (21, 9), (0, 17), (7, 1), (11, 10), (20, 2), (10, 20), (15, 8), (22, 4), (11, 4), (11, 5), (22, 9), (13, 11), (20, 4), (19, 0), (20, 18), (9, 10), (25, 14), (17, 1), (0, 18), (13, 4), (21, 3), (23, 4), (25, 4), (25, 15), (18, 5), (20, 1), (10, 7), (9, 1), (10, 15), (1, 3), (8, 7), (9, 0), (10, 12)?

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[User]
In a 24x29 grid, how many different paths are there from the bottom left (0, 0) to the top right (23, 28), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (0, 13), (4, 4), (13, 10), (10, 28), (3, 22), (16, 17), (17, 9), (2, 18), (4, 15), (11, 10), (15, 12), (13, 12), (19, 23), (5, 11), (3, 27), (19, 4), (0, 6), (18, 5), (20, 24), (2, 4), (4, 12), (19, 6), (9, 26), (4, 14), (23, 17), (18, 3), (6, 23), (7, 10), (2, 17), (5, 12), (13, 18), (19, 21), (14, 14), (12, 24), (12, 4), (7, 13), (20, 25), (23, 0), (4, 22), (12, 19), (8, 6), (19, 19), (4, 21), (15, 14), (22, 20), (21, 12), (20, 6), (21, 21), (17, 6), (6, 15), (16, 0), (1, 5), (18, 4), (1, 24), (7, 25), (13, 13), (18, 18), (19, 0), (0, 5), (12, 6), (20, 0), (13, 19), (1, 7), (1, 19), (14, 4), (15, 7), (12, 18), (21, 22), (9, 5), (11, 23), (3, 10), (20, 3), (23, 21), (17, 8), (1, 18), (20, 19), (22, 1), (7, 2), (4, 9), (8, 24), (17, 3), (6, 24), (15, 21), (11, 13), (1, 22), (12, 25), (12, 23), (17, 23), (17, 17), (22, 11), (15, 20), (8, 10), (13, 1), (23, 5), (7, 7), (5, 26), (17, 14), (1, 12), (1, 20), (20, 13), (22, 10), (12, 15), (13, 15), (8, 2), (1, 3), (12, 27), (5, 22), (2, 1), (22, 6), (9, 17), (1, 0), (22, 24), (21, 10), (5, 23), (3, 0), (7, 14), (11, 18), (8, 4), (8, 5), (15, 10), (9, 7), (5, 16), (14, 23), (23, 25), (12, 5), (5, 27), (10, 0), (19, 9), (13, 2), (2, 16), (17, 15), (9, 10), (18, 15), (4, 28), (19, 20), (4, 8), (23, 8), (6, 14), (11, 16), (22, 14), (22, 21), (0, 16), (23, 12), (11, 19), (4, 25), (14, 5), (12, 10), (1, 11), (0, 14), (14, 10), (21, 16), (5, 0), (23, 19), (1, 16), (22, 26), (9, 0), (9, 3), (2, 0), (15, 11), (21, 14), (20, 21), (11, 7), (18, 21), (5, 3), (21, 23), (21, 3), (15, 2), (17, 2), (4, 13), (18, 0), (0, 8), (8, 26), (23, 9), (2, 5), (0, 22), (12, 21), (10, 26), (22, 2), (14, 19), (9, 12), (18, 2), (6, 10), (20, 11), (7, 5), (19, 25), (4, 26), (1, 17), (14, 21), (11, 9), (23, 23), (12, 17), (20, 16), (20, 4), (22, 25), (12, 8), (6, 18), (21, 25), (3, 17), (16, 13), (5, 10), (4, 19), (2, 27), (2, 21), (7, 17), (23, 14), (14, 0), (4, 17), (3, 21), (8, 1), (17, 1), (17, 25), (8, 9)?

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[User]
In a 28x28 grid, how many different paths are there from the bottom left (0, 0) to the top right (27, 27), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (27, 26), (4, 11), (0, 5), (25, 10), (26, 19), (2, 27), (8, 24), (2, 16), (24, 27), (14, 4), (27, 2), (2, 17), (17, 27), (22, 5), (6, 11), (0, 23), (23, 10), (5, 27), (20, 19), (22, 20), (26, 1), (10, 2), (23, 27), (5, 23), (1, 25), (4, 17), (15, 16), (23, 2), (2, 8), (6, 23), (12, 24), (6, 16), (15, 27), (12, 18), (21, 25), (4, 16), (27, 25), (6, 9), (8, 14), (12, 27), (6, 10), (7, 0), (26, 8), (27, 12), (21, 18), (0, 3), (1, 23), (7, 3), (1, 17), (11, 19), (13, 18), (20, 7), (6, 7), (7, 11), (10, 16), (24, 24), (17, 3), (18, 14), (4, 7), (23, 16), (17, 21), (0, 22), (12, 21), (2, 0), (6, 26), (3, 21), (5, 25), (12, 9), (21, 13), (2, 13), (9, 27), (8, 26), (5, 8), (23, 7), (23, 19), (22, 25), (15, 20), (4, 12), (2, 15), (16, 26), (18, 17), (26, 7), (20, 27), (27, 21), (8, 1), (19, 26), (10, 24), (13, 12), (22, 12), (19, 9), (18, 5), (22, 0), (21, 12), (2, 26), (8, 0), (11, 18), (19, 15), (7, 12), (20, 4), (26, 26), (4, 23), (6, 27), (22, 7), (3, 11), (7, 22), (2, 11), (18, 10), (25, 25), (24, 1), (21, 9), (12, 4), (3, 4), (19, 18), (14, 18), (9, 21), (19, 20), (4, 22), (23, 5), (21, 5), (2, 22), (25, 9), (4, 18), (18, 20), (18, 13), (15, 2), (20, 24), (27, 19), (1, 22), (19, 5), (26, 5), (7, 17), (7, 26), (23, 14), (12, 23), (9, 11), (0, 21), (4, 26), (20, 5), (24, 0), (2, 10), (14, 22), (27, 15), (27, 23), (22, 27), (6, 25), (21, 10), (13, 10), (13, 1), (7, 9), (6, 18), (5, 26), (12, 26), (6, 6), (18, 19), (8, 11), (26, 3), (26, 17), (9, 7), (25, 2), (26, 2), (3, 12), (17, 15), (22, 14), (25, 19), (3, 15), (11, 11), (0, 26), (0, 17), (11, 2), (16, 22), (3, 14), (24, 23), (22, 3), (26, 4), (19, 8), (7, 4), (12, 12), (10, 14), (15, 26), (8, 10), (23, 12), (14, 9), (3, 25), (17, 2), (11, 0), (16, 5), (0, 1), (15, 1), (23, 21), (22, 17), (7, 5), (8, 19), (8, 15), (12, 0), (3, 23), (26, 0), (14, 23)?

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[User]
In a 20x28 grid, how many different paths are there from the bottom left (0, 0) to the top right (19, 27), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (11, 20), (0, 4), (11, 11), (13, 23), (13, 24), (9, 26), (14, 27), (12, 14), (0, 23), (14, 17), (15, 19), (12, 20), (0, 19), (6, 16), (7, 14), (5, 3), (14, 25), (6, 26), (10, 18), (1, 12), (10, 9), (4, 27), (6, 4), (12, 18), (0, 24), (7, 18), (5, 13), (12, 21), (5, 10), (10, 13), (8, 12), (11, 22), (4, 16), (2, 18), (17, 25), (11, 8), (16, 19), (0, 22), (10, 0), (18, 18), (14, 15), (10, 24), (17, 20), (17, 5), (15, 15), (12, 0), (19, 17), (0, 15), (7, 21), (11, 7), (11, 26), (8, 15), (16, 5), (12, 12), (9, 27), (8, 17), (13, 17), (9, 13), (5, 5), (19, 7), (15, 13), (16, 22), (11, 23), (15, 21), (12, 8), (9, 15), (10, 11), (18, 9), (12, 3), (8, 8), (0, 6), (13, 8), (8, 20), (18, 0), (7, 0), (13, 1), (4, 22), (12, 22), (4, 20), (8, 2), (8, 18), (2, 25), (7, 10), (12, 27), (3, 22), (3, 10), (7, 8), (3, 20), (18, 7), (5, 17), (9, 19), (10, 15), (13, 22), (13, 6), (8, 25), (17, 7), (17, 11), (15, 0), (15, 16), (8, 0), (12, 23), (7, 11), (3, 0), (8, 27), (7, 26), (11, 18), (19, 21), (16, 15), (3, 4), (11, 12), (2, 10), (18, 8), (2, 20), (0, 18), (16, 14), (3, 24), (13, 18), (6, 10), (4, 5), (7, 20), (7, 22), (16, 0), (17, 12)?

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[User]
In a 26x28 grid, how many different paths are there from the bottom left (0, 0) to the top right (25, 27), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (17, 5), (12, 22), (25, 20), (19, 14), (16, 23), (25, 13), (18, 5), (6, 17), (6, 13), (14, 14), (9, 14), (23, 21), (5, 20), (22, 23), (9, 16), (10, 3), (5, 25), (14, 25), (8, 22), (6, 14), (14, 24), (4, 16), (22, 22), (8, 7), (0, 21), (2, 4), (15, 27), (25, 9), (13, 27), (4, 13), (9, 5), (6, 27), (1, 12), (13, 3), (15, 22), (23, 26), (2, 16), (24, 25), (9, 12), (16, 25), (15, 23), (17, 22), (7, 7), (5, 12), (17, 10), (0, 4), (24, 13), (14, 2), (18, 12), (24, 6), (20, 18), (24, 17), (14, 21), (6, 18), (25, 16), (23, 18), (19, 10), (17, 21), (18, 22), (13, 15), (2, 10), (19, 19), (3, 3), (14, 12), (8, 16), (22, 13), (9, 3), (8, 12), (21, 9), (11, 14), (22, 24), (5, 10), (14, 19), (19, 7), (1, 26), (19, 13), (21, 5), (6, 21), (18, 8), (23, 16), (16, 16), (0, 1), (10, 16), (11, 19), (11, 4), (3, 13), (15, 16), (20, 10), (14, 13), (4, 11), (3, 12), (21, 6), (14, 9), (11, 22), (9, 27), (24, 4), (24, 21), (19, 20), (2, 26), (24, 15), (12, 24), (2, 12), (22, 21), (22, 1), (11, 20), (12, 13), (18, 15), (13, 20), (21, 27), (6, 25), (16, 6), (17, 9), (19, 25), (2, 17), (24, 8), (7, 16), (10, 4), (7, 6), (2, 7), (3, 9), (16, 26), (24, 16), (2, 13), (9, 20), (13, 6), (12, 11), (9, 13), (9, 25), (17, 3), (24, 10), (2, 20), (6, 7), (3, 7), (20, 22), (1, 13), (7, 2), (8, 15), (16, 10), (16, 17), (2, 2), (23, 5), (11, 7), (8, 11), (13, 23), (24, 9), (15, 20), (5, 2), (0, 20), (20, 2), (19, 8), (19, 27), (8, 27), (12, 20), (9, 1), (11, 16), (21, 11), (10, 21), (22, 2), (16, 21), (17, 26), (18, 13), (20, 19), (10, 15), (17, 16)?

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[User]
In a 23x29 grid, how many different paths are there from the bottom left (0, 0) to the top right (22, 28), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (18, 11), (16, 15), (13, 4), (0, 16), (8, 8), (21, 20), (15, 15), (22, 2), (20, 19), (3, 15), (4, 22), (5, 22), (16, 3), (13, 7), (22, 15), (17, 3), (12, 6), (5, 4), (1, 26), (18, 21), (9, 9), (6, 25), (15, 14), (14, 18), (0, 24), (10, 24), (10, 5), (5, 2), (7, 20), (4, 14), (1, 9), (14, 9), (2, 11), (20, 14), (14, 20), (18, 0), (17, 12), (15, 7), (17, 9), (1, 21), (16, 16), (15, 19), (1, 8), (15, 28), (13, 22), (21, 10), (3, 20), (5, 0), (20, 18), (1, 4), (13, 25), (5, 10), (10, 9), (9, 26), (1, 11), (8, 28), (12, 14), (16, 17), (6, 18), (8, 25), (10, 19), (5, 19), (13, 23), (19, 20), (6, 28), (19, 23), (7, 25), (11, 2), (19, 28), (21, 16), (20, 6), (19, 5), (12, 23), (9, 8), (4, 20), (20, 11), (19, 19), (19, 2), (16, 28), (10, 27), (13, 19), (22, 26), (6, 24), (4, 26), (3, 7), (11, 15), (6, 3), (17, 4), (5, 9), (14, 5), (20, 24), (2, 12), (13, 21), (21, 4), (20, 27), (16, 1), (13, 8), (2, 23), (9, 25), (5, 28), (11, 21), (6, 0), (10, 6), (21, 8), (7, 22), (0, 18), (8, 2), (11, 25), (10, 7), (8, 4), (0, 13), (17, 25), (5, 14), (15, 22), (12, 12), (4, 24), (3, 8), (22, 0), (17, 19), (3, 16), (16, 2), (21, 18), (22, 10), (13, 3), (18, 12), (19, 10), (15, 18), (11, 0), (11, 17), (19, 22), (5, 23), (15, 21), (12, 21), (3, 23), (22, 19), (4, 13), (0, 15), (12, 19), (0, 3), (9, 22), (13, 5), (7, 11), (10, 14), (14, 6), (2, 18), (17, 13), (20, 9), (2, 3), (7, 17), (19, 15), (10, 23), (0, 1), (9, 21), (14, 10), (21, 2), (9, 2), (15, 2), (14, 22), (22, 8), (0, 27), (5, 8), (6, 15), (18, 26)?

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[User]
In a 28x29 grid, how many different paths are there from the bottom left (0, 0) to the top right (27, 28), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (12, 4), (6, 15), (25, 15), (17, 9), (16, 10), (11, 12), (5, 26), (8, 24), (14, 19), (18, 6), (27, 7), (7, 14), (0, 18), (17, 11), (15, 6), (15, 3), (0, 11), (9, 14), (14, 23), (21, 13), (12, 27), (20, 27), (2, 16), (1, 12), (22, 10), (18, 17), (24, 7), (25, 25), (10, 6), (24, 26), (8, 11), (13, 23), (19, 27), (9, 25), (17, 5), (2, 8), (24, 3), (3, 5), (18, 2), (26, 1), (20, 28), (4, 12), (7, 23), (22, 17), (1, 27), (3, 20), (21, 16), (14, 17), (27, 2), (9, 9), (16, 24), (11, 3), (7, 0), (9, 1), (9, 0), (20, 16), (12, 3), (21, 11), (10, 8), (4, 20), (17, 10), (27, 23), (16, 1), (12, 0), (9, 27), (6, 21), (25, 26), (13, 17), (4, 0), (18, 9), (10, 3), (27, 20), (19, 13), (0, 17), (23, 15), (21, 24), (17, 17), (20, 9), (12, 23), (27, 24), (17, 3), (25, 24), (18, 10), (19, 10), (21, 12), (27, 8), (17, 16), (10, 18), (10, 19), (1, 6), (6, 9), (16, 22), (15, 7), (15, 23), (22, 28), (24, 12), (1, 18), (23, 13), (19, 26), (14, 26), (15, 8), (15, 28), (5, 12), (16, 8), (22, 3), (18, 8), (6, 12), (8, 20), (2, 15), (24, 23), (7, 15), (18, 12), (1, 14), (5, 8), (15, 12), (0, 14), (8, 1), (18, 14), (20, 12), (7, 10), (5, 11), (0, 7), (14, 27), (16, 27), (2, 6), (18, 16), (7, 12), (27, 9), (26, 4), (23, 10), (11, 18), (22, 21), (23, 2), (2, 26), (1, 22), (26, 25), (16, 26), (7, 27), (18, 13), (11, 4), (23, 23), (2, 1), (0, 10), (0, 24), (27, 26), (20, 8), (5, 4), (8, 9), (23, 12), (23, 17), (16, 25), (12, 8), (1, 4), (10, 26), (25, 13), (23, 14), (5, 14), (1, 10), (4, 2), (10, 7), (24, 28), (18, 4), (0, 28), (22, 9), (16, 2), (19, 0), (2, 11), (25, 23), (12, 13), (13, 8), (13, 21), (27, 10), (2, 9), (17, 21), (6, 11), (11, 28), (15, 17), (9, 5), (10, 9), (11, 25), (3, 24), (8, 28), (12, 7), (6, 8), (14, 12), (27, 15), (23, 16), (10, 16), (2, 27), (26, 22), (20, 0), (15, 11), (13, 28), (25, 3), (19, 9), (6, 0), (23, 9), (2, 3), (16, 4), (9, 22), (17, 6), (5, 21), (7, 18), (25, 21), (15, 14), (8, 6), (0, 9), (19, 28), (2, 23), (20, 13), (4, 14), (17, 28), (14, 8), (17, 20), (3, 6), (23, 11), (23, 18), (23, 8), (19, 14), (5, 0), (1, 9), (9, 28), (8, 4), (6, 1), (17, 2), (2, 13), (16, 3), (7, 2), (6, 4), (21, 19), (14, 20), (17, 14), (8, 17), (12, 17), (4, 4), (10, 21), (26, 13), (21, 21), (6, 19), (5, 22), (14, 9), (22, 18), (21, 17), (5, 27), (3, 19), (9, 23), (16, 17)?

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[User]
In a 26x24 grid, how many different paths are there from the bottom left (0, 0) to the top right (25, 23), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (10, 9), (5, 14), (12, 8), (0, 8), (12, 16), (24, 23), (15, 16), (22, 15), (16, 1), (18, 21), (4, 0), (15, 17), (0, 16), (13, 16), (5, 23), (20, 10), (7, 6), (5, 7), (20, 1), (0, 12), (2, 4), (16, 2), (25, 0), (21, 1), (8, 2), (25, 21), (9, 17), (19, 13), (23, 16), (18, 16), (25, 8), (5, 16), (2, 10), (23, 15), (15, 1), (4, 5), (2, 5), (24, 11), (0, 13), (12, 10), (22, 11), (0, 18), (25, 3), (7, 21), (22, 7), (4, 14), (14, 23), (22, 12), (21, 15), (7, 12), (9, 3), (4, 1), (1, 23), (14, 13), (23, 7), (1, 8), (14, 4), (9, 11), (18, 17), (11, 8), (5, 20), (5, 9), (0, 7), (6, 6), (12, 0), (2, 8), (22, 13), (12, 6), (3, 3), (18, 4), (25, 20), (12, 22), (20, 18), (19, 6), (8, 20), (19, 0), (2, 2), (5, 1), (3, 0), (7, 9), (21, 4), (17, 18), (7, 18), (15, 11), (11, 10), (11, 7), (24, 7), (13, 4), (1, 5), (18, 12), (17, 15), (4, 9), (1, 14), (6, 7), (15, 14), (8, 23), (7, 4), (24, 14), (6, 9), (4, 4), (21, 23), (17, 8), (22, 6), (20, 6), (3, 10), (23, 0), (2, 15), (4, 3), (19, 11), (11, 9), (16, 22), (25, 15), (4, 21), (18, 20), (0, 23), (5, 19), (10, 20), (13, 8), (9, 15), (8, 10), (13, 18), (3, 6), (8, 6), (4, 20), (1, 3), (11, 0), (24, 6), (8, 11), (10, 16), (22, 22), (16, 17), (5, 0), (23, 8), (24, 16), (6, 17), (17, 5), (11, 16), (2, 20), (16, 13), (25, 5), (24, 9), (12, 13), (2, 9), (10, 10), (18, 9), (0, 21), (5, 21), (9, 9), (11, 14), (3, 7), (5, 11), (17, 22), (2, 23), (24, 21), (25, 11), (18, 0), (0, 6), (21, 11), (5, 6), (12, 19), (17, 0), (11, 20), (9, 7), (14, 22), (15, 8), (2, 3), (13, 22), (14, 11), (5, 12), (13, 10), (7, 10), (20, 2), (18, 3), (6, 14), (24, 17), (7, 0), (22, 4), (17, 3), (24, 8), (19, 19), (14, 12), (22, 17)?

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[User]
In a 25x21 grid, how many different paths are there from the bottom left (0, 0) to the top right (24, 20), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (13, 12), (5, 1), (8, 5), (9, 7), (16, 17), (14, 0), (5, 14), (20, 16), (22, 2), (21, 10), (1, 14), (23, 11), (19, 7), (10, 18), (13, 1), (6, 11), (18, 11), (5, 7), (17, 11), (11, 17), (7, 6), (3, 10), (24, 17), (23, 16), (3, 18), (11, 20), (3, 7), (3, 5), (13, 14), (7, 18), (2, 9), (3, 20), (1, 18), (9, 17), (22, 16), (0, 16), (22, 20), (12, 6), (20, 4), (9, 6), (21, 0), (0, 11), (0, 19), (10, 1), (0, 14), (7, 11), (12, 13), (23, 20), (20, 15), (8, 14), (20, 18), (18, 17), (15, 1), (15, 17), (11, 3), (3, 17), (18, 13), (7, 13), (24, 4), (21, 3), (23, 4), (16, 5), (13, 20), (2, 19), (1, 13), (13, 15), (18, 4), (1, 4), (1, 9), (22, 17), (9, 11), (20, 3), (2, 6), (8, 18), (0, 1), (4, 7), (23, 18), (13, 11), (9, 16), (0, 12), (1, 1), (24, 18), (9, 20), (5, 10), (6, 3), (19, 13), (24, 6), (12, 8), (22, 18), (13, 10), (18, 5), (0, 20), (0, 17), (17, 6), (7, 2), (22, 14), (13, 0), (3, 14), (4, 0), (23, 0), (14, 6), (20, 8), (15, 18), (19, 3), (5, 3), (16, 16), (5, 2), (3, 9), (6, 10), (8, 0), (1, 19), (12, 12), (14, 19), (18, 6), (4, 19), (19, 6), (6, 0), (10, 8), (22, 8), (16, 4), (8, 6), (14, 1), (23, 10), (22, 6), (17, 13), (12, 7)?

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[User]
In a 21x25 grid, how many different paths are there from the bottom left (0, 0) to the top right (20, 24), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (1, 21), (10, 9), (9, 7), (6, 22), (6, 5), (12, 10), (3, 17), (17, 17), (20, 8), (3, 16), (10, 5), (8, 6), (3, 8), (3, 2), (7, 0), (0, 18), (19, 3), (2, 6), (7, 23), (13, 6), (17, 22), (9, 2), (8, 16), (14, 23), (14, 3), (7, 22), (1, 24), (9, 23), (6, 4), (10, 10), (13, 4), (8, 14), (18, 1), (12, 9), (7, 19), (10, 3), (12, 6), (15, 22), (12, 23), (0, 8), (5, 12), (1, 10), (12, 11), (8, 24), (18, 0), (8, 20), (8, 10), (10, 20), (19, 1), (8, 17), (11, 6), (14, 18), (3, 12), (4, 1), (11, 10), (5, 18), (11, 2), (16, 11), (3, 3), (20, 7), (8, 21), (8, 15), (9, 17), (16, 0), (9, 6), (10, 16), (11, 17), (14, 2), (13, 7), (9, 15), (2, 3), (15, 16), (4, 12), (14, 15), (9, 18), (9, 0), (3, 9), (13, 21), (19, 11), (2, 13), (18, 2), (18, 12), (8, 5), (6, 19), (18, 16), (6, 3), (19, 17), (2, 4), (6, 6), (18, 7), (9, 3), (0, 3), (12, 4), (5, 23), (14, 14), (6, 15), (14, 22), (20, 23), (19, 22), (13, 14), (12, 2), (4, 8), (0, 15), (1, 9), (19, 21), (12, 0), (7, 2), (11, 15), (11, 12), (20, 0), (11, 22), (18, 24), (5, 6), (8, 18), (9, 22), (5, 15), (16, 2), (0, 12), (7, 7), (18, 10), (5, 13), (7, 10), (14, 21), (9, 13)?

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[User]
In a 25x28 grid, how many different paths are there from the bottom left (0, 0) to the top right (24, 27), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (23, 1), (0, 17), (14, 0), (7, 23), (17, 22), (17, 26), (7, 20), (10, 17), (17, 10), (19, 1), (1, 11), (22, 26), (3, 26), (10, 8), (17, 6), (5, 6), (11, 1), (9, 21), (14, 6), (9, 25), (19, 16), (19, 23), (22, 24), (15, 13), (12, 22), (12, 21), (10, 11), (22, 20), (15, 18), (5, 7), (18, 21), (1, 24), (7, 1), (10, 23), (7, 13), (3, 20), (24, 10), (23, 11), (0, 27), (9, 15), (6, 23), (20, 7), (20, 25), (17, 17), (19, 3), (23, 15), (18, 22), (5, 2), (6, 18), (6, 19), (5, 16), (17, 14), (23, 3), (12, 11), (19, 21), (12, 12), (2, 22), (10, 6), (3, 3), (18, 6), (7, 5), (12, 16), (17, 11), (4, 25), (15, 26), (10, 3), (15, 0), (15, 27), (14, 3), (6, 17), (19, 14), (0, 2), (5, 8), (2, 21), (20, 19), (16, 14), (14, 7), (21, 7), (20, 21), (16, 8), (2, 2), (8, 23), (13, 4), (15, 6), (7, 27), (24, 12), (11, 25), (13, 5), (20, 9), (18, 5), (14, 8), (18, 3), (15, 9), (8, 9), (21, 19), (18, 0), (14, 9), (9, 17), (23, 17), (13, 21), (10, 5), (13, 24), (23, 12), (21, 1), (9, 7), (4, 9), (11, 12), (8, 18), (21, 13), (14, 17), (2, 6), (7, 25), (14, 2), (23, 6), (17, 12), (2, 20), (4, 8), (9, 10), (4, 20), (1, 6), (13, 15), (11, 3), (24, 16), (15, 25), (13, 6), (23, 16), (0, 12), (0, 11), (14, 22), (8, 27), (14, 24), (8, 22), (16, 4), (21, 2), (10, 16), (13, 1), (13, 9), (24, 3), (21, 23), (20, 4), (0, 3), (8, 17), (5, 3), (20, 14), (9, 20), (17, 19), (15, 15), (6, 21), (16, 27), (12, 6), (4, 18), (18, 25), (21, 8), (1, 1), (5, 22), (6, 8), (19, 24), (8, 12), (23, 21), (6, 20), (7, 16), (3, 23), (15, 4), (5, 11), (7, 22), (24, 6), (16, 16), (16, 17), (17, 18), (1, 10), (19, 10), (3, 11), (9, 16), (10, 14), (22, 4), (6, 10), (22, 11), (3, 2)?

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[User]
In a 20x21 grid, how many different paths are there from the bottom left (0, 0) to the top right (19, 20), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (1, 10), (5, 8), (16, 9), (13, 13), (5, 18), (9, 13), (9, 5), (3, 9), (19, 13), (1, 14), (7, 19), (3, 4), (8, 14), (16, 8), (10, 5), (2, 5), (19, 9), (7, 2), (7, 4), (0, 13), (11, 1), (15, 11), (17, 2), (4, 6), (14, 0), (0, 15), (9, 20), (7, 7), (1, 11), (1, 5), (19, 15), (13, 8), (8, 3), (15, 20), (1, 2), (7, 14), (7, 18), (11, 4), (16, 1), (2, 8), (11, 12), (12, 1), (1, 9), (8, 9), (18, 11), (4, 17), (16, 5), (14, 3), (18, 10), (8, 2), (8, 12), (18, 6), (4, 2), (16, 6), (13, 4), (9, 17), (3, 11), (19, 2), (13, 14), (17, 8), (13, 16), (5, 12), (16, 20), (4, 12), (13, 7), (15, 4), (7, 15), (5, 9), (17, 20), (16, 2), (10, 14), (17, 0), (1, 8), (5, 3), (16, 7), (3, 0), (2, 12), (8, 16), (14, 10), (0, 12), (10, 19), (12, 7), (2, 11), (0, 8), (12, 19), (10, 8), (5, 6), (6, 18), (1, 20), (9, 2), (4, 4), (3, 14), (18, 9), (4, 18), (18, 17), (0, 2), (3, 20), (11, 0), (2, 13), (13, 19), (16, 19), (18, 18), (17, 4), (5, 15), (3, 5), (13, 10)?

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[User]
In a 25x21 grid, how many different paths are there from the bottom left (0, 0) to the top right (24, 20), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (3, 7), (15, 9), (18, 20), (9, 7), (11, 16), (12, 16), (9, 1), (18, 12), (18, 4), (2, 16), (17, 7), (24, 4), (12, 11), (14, 11), (12, 18), (2, 8), (4, 9), (21, 15), (19, 14), (5, 1), (1, 2), (17, 8), (3, 0), (20, 12), (13, 5), (21, 17), (13, 18), (10, 10), (13, 17), (18, 0), (24, 14), (23, 11), (23, 6), (3, 20), (16, 11), (15, 8), (16, 19), (15, 12), (24, 19), (21, 14), (10, 5), (6, 17), (9, 9), (8, 17), (21, 9), (0, 6), (5, 10), (16, 4), (8, 13), (24, 1), (4, 5), (2, 9), (13, 13), (8, 18), (20, 2), (4, 20), (22, 14), (0, 8), (6, 12), (23, 17), (8, 2), (4, 6), (0, 18), (4, 1), (7, 12), (5, 12), (15, 7), (9, 0), (17, 9), (4, 2), (2, 13), (17, 6), (13, 16), (20, 0), (11, 1), (13, 7), (24, 7), (24, 17), (17, 5), (3, 1), (3, 19), (10, 17), (5, 8), (8, 10), (15, 10), (5, 6), (10, 1), (18, 1), (15, 15), (15, 14), (22, 11), (19, 17), (17, 15), (9, 8), (20, 1), (2, 17), (16, 16), (3, 4), (9, 10), (5, 3), (22, 12), (4, 4)?

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[User]
In a 29x20 grid, how many different paths are there from the bottom left (0, 0) to the top right (28, 19), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (26, 7), (4, 6), (0, 4), (4, 11), (18, 7), (12, 1), (8, 18), (2, 1), (12, 3), (5, 15), (9, 3), (11, 4), (2, 15), (22, 0), (24, 8), (13, 17), (4, 19), (16, 0), (14, 16), (18, 12), (11, 1), (23, 10), (3, 15), (7, 18), (5, 9), (1, 4), (25, 19), (13, 2), (14, 17), (11, 16), (14, 12), (25, 5), (20, 10), (15, 12), (18, 19), (15, 13), (19, 13), (13, 14), (3, 12), (16, 11), (1, 9), (2, 16), (28, 5), (24, 1), (2, 19), (17, 12), (15, 0), (23, 5), (1, 19), (27, 17), (20, 9), (19, 2), (7, 1), (23, 2), (28, 2), (22, 8), (3, 9), (11, 11), (24, 15), (28, 15), (8, 10), (22, 15), (14, 0), (11, 5), (21, 10), (1, 10), (5, 6), (13, 15), (18, 8), (9, 16), (0, 14), (6, 16), (3, 17), (19, 1), (13, 7), (10, 16), (15, 10), (1, 13), (6, 9), (21, 13), (24, 12), (10, 1), (23, 11), (20, 17), (22, 16), (15, 19), (16, 5), (9, 5), (19, 17), (21, 15), (18, 5), (16, 12), (27, 6), (23, 7), (14, 11), (0, 19), (4, 10), (27, 3), (1, 12), (26, 2), (24, 18), (10, 5), (16, 15), (22, 7), (16, 13), (22, 13), (18, 18), (12, 0), (1, 0), (21, 6), (8, 8), (19, 0), (0, 6), (25, 2), (22, 9), (6, 2), (5, 2), (11, 0), (11, 12), (21, 17), (6, 17), (2, 13), (12, 13), (10, 15), (11, 6), (10, 4), (20, 7), (3, 11), (14, 1), (6, 3), (25, 8), (15, 14), (27, 1), (8, 15), (27, 18), (23, 14), (13, 9), (9, 15), (11, 9), (17, 1), (27, 16), (21, 3), (8, 14), (20, 0), (8, 16), (7, 13), (2, 0), (25, 17), (20, 5), (17, 7), (15, 6), (14, 10), (16, 16), (22, 14), (19, 9), (18, 6), (7, 12), (17, 5), (10, 13), (6, 8), (9, 1), (3, 13), (21, 11), (13, 6), (22, 10), (20, 15), (1, 14), (24, 9), (22, 2), (4, 3), (6, 18), (15, 5), (10, 6)?

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[User]
In a 20x29 grid, how many different paths are there from the bottom left (0, 0) to the top right (19, 28), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (14, 25), (2, 1), (5, 4), (17, 5), (18, 8), (1, 9), (8, 15), (5, 23), (1, 20), (5, 2), (2, 21), (8, 6), (16, 7), (7, 25), (3, 20), (13, 24), (12, 7), (0, 1), (17, 6), (18, 28), (18, 17), (0, 5), (4, 14), (2, 14), (4, 17), (18, 26), (3, 7), (13, 3), (4, 23), (9, 15), (2, 3), (10, 23), (7, 18), (2, 4), (1, 10), (19, 6), (16, 17), (15, 14), (19, 4), (8, 4), (10, 22), (9, 23), (16, 5), (7, 5), (5, 17), (8, 17), (2, 5), (6, 12), (15, 19), (18, 16), (4, 11), (18, 14), (19, 26), (14, 8), (5, 16), (11, 18), (2, 9), (0, 27), (11, 6), (6, 23), (3, 8), (13, 14), (11, 13), (5, 28), (16, 24), (17, 13), (4, 1), (1, 23), (11, 22), (2, 27), (6, 14), (2, 0), (18, 10), (10, 14), (18, 11), (1, 12), (14, 13), (9, 13), (17, 3), (6, 9), (13, 8), (6, 4), (12, 5), (9, 7), (1, 16), (2, 2), (5, 13), (3, 24), (11, 26), (17, 16), (16, 23), (7, 6), (8, 23), (10, 25), (15, 28), (16, 1), (15, 2), (18, 19), (3, 27), (10, 3), (7, 22), (7, 3), (14, 1), (10, 13), (7, 10), (17, 21), (15, 0), (3, 10), (0, 15), (11, 3), (10, 2), (6, 17), (3, 4), (9, 3), (8, 24), (9, 14), (4, 18), (16, 12), (17, 20), (9, 10)?

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[User]
In a 29x21 grid, how many different paths are there from the bottom left (0, 0) to the top right (28, 20), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (23, 2), (26, 10), (14, 20), (25, 4), (27, 1), (24, 8), (27, 11), (4, 1), (9, 0), (22, 7), (0, 4), (5, 16), (8, 14), (20, 0), (28, 12), (28, 19), (20, 14), (21, 9), (19, 19), (0, 12), (21, 15), (11, 0), (18, 2), (28, 11), (7, 20), (10, 19), (21, 10), (13, 3), (7, 9), (3, 2), (12, 13), (19, 0), (14, 0), (27, 15), (8, 15), (22, 10), (1, 13), (8, 5), (3, 5), (14, 3), (18, 18), (10, 1), (20, 5), (24, 12), (23, 14), (11, 20), (28, 18), (22, 11), (8, 20), (25, 11), (9, 20), (22, 5), (17, 13), (6, 8), (17, 10), (24, 10), (1, 12), (17, 9), (22, 6), (4, 7), (5, 1), (22, 12), (25, 5), (17, 1), (17, 0), (16, 8), (19, 7), (6, 19), (14, 12), (26, 9), (4, 13), (18, 5), (18, 1), (13, 20), (28, 3), (16, 18), (3, 7), (17, 5), (3, 4), (2, 10), (22, 18), (9, 4), (26, 4), (4, 8), (6, 18), (27, 7), (19, 13), (14, 18), (13, 17), (17, 14), (26, 19), (8, 7), (23, 20), (17, 20), (7, 15), (21, 19), (1, 20), (13, 8), (5, 13), (11, 15), (19, 3), (20, 4), (25, 20), (28, 16), (7, 17), (9, 16), (1, 8), (24, 14), (27, 2), (2, 5), (1, 19), (13, 0), (8, 18), (26, 15), (20, 6), (7, 2), (25, 7), (8, 11), (19, 5), (9, 3), (26, 8), (17, 8), (28, 7), (26, 7), (23, 6), (9, 10), (14, 1), (21, 4), (9, 12), (5, 0), (27, 6), (26, 18), (26, 17), (0, 6), (5, 12), (5, 7), (3, 16), (13, 15), (18, 11), (7, 11), (9, 2), (0, 13), (1, 18), (17, 19), (15, 19), (27, 10), (14, 15), (1, 6), (26, 11), (19, 17), (12, 19), (18, 10), (23, 19), (21, 12), (27, 13), (22, 3), (15, 6), (21, 0), (20, 19), (20, 20), (15, 15), (6, 13), (18, 13), (20, 8), (16, 4), (15, 17), (18, 3), (6, 1), (2, 19), (25, 2), (22, 0), (14, 2), (18, 4), (12, 0), (13, 4), (16, 14), (12, 7), (1, 16), (1, 2), (0, 20), (8, 19), (3, 10), (3, 1), (17, 18), (26, 20), (14, 7), (1, 11), (21, 16)?

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[User]
In a 23x24 grid, how many different paths are there from the bottom left (0, 0) to the top right (22, 23), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (7, 11), (7, 12), (17, 9), (6, 9), (15, 16), (7, 15), (7, 16), (16, 8), (21, 12), (7, 1), (5, 1), (7, 23), (3, 15), (22, 19), (17, 12), (4, 14), (22, 2), (6, 10), (11, 9), (5, 8), (1, 15), (2, 0), (7, 17), (19, 19), (4, 13), (9, 22), (13, 14), (20, 21), (4, 0), (13, 4), (8, 16), (14, 13), (12, 1), (11, 18), (1, 18), (14, 3), (15, 21), (10, 14), (7, 9), (17, 10), (13, 23), (4, 2), (18, 9), (11, 2), (14, 12), (9, 4), (4, 23), (3, 23), (2, 8), (17, 7), (19, 12), (15, 11), (16, 3), (14, 1), (18, 19), (12, 16), (20, 13), (9, 6), (19, 21), (0, 21), (5, 17), (21, 2), (20, 20), (6, 6), (5, 3), (1, 9), (2, 10), (11, 15), (7, 2), (2, 21), (7, 5), (4, 22), (15, 4), (12, 6), (10, 20), (5, 18), (21, 19), (21, 23), (1, 8), (3, 7), (6, 8), (1, 10), (15, 1), (22, 9), (8, 13), (4, 11), (18, 12), (14, 4), (10, 3), (5, 11), (21, 9), (12, 9), (1, 19), (0, 5), (8, 17), (0, 12), (8, 2), (5, 23), (10, 7), (21, 6), (11, 20), (13, 10), (18, 14), (21, 4), (10, 22), (6, 4), (12, 19), (14, 6), (21, 10), (9, 12), (20, 18), (3, 18), (1, 21), (15, 23), (16, 19), (2, 22), (17, 1), (19, 8), (13, 11), (0, 18), (1, 12), (9, 2), (2, 1), (20, 11), (15, 9), (16, 0), (10, 17), (10, 8), (3, 2), (5, 21), (9, 23), (2, 6), (20, 0), (3, 12), (5, 16), (4, 20), (9, 10), (16, 6), (6, 23), (1, 23), (6, 11), (1, 17), (6, 17), (1, 6), (11, 16), (11, 17), (6, 19), (0, 3), (5, 13), (16, 9), (7, 3), (18, 16), (7, 21), (15, 2), (13, 7), (21, 7), (12, 13)?

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[User]
In a 28x28 grid, how many different paths are there from the bottom left (0, 0) to the top right (27, 27), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (7, 18), (25, 1), (11, 11), (14, 14), (27, 4), (13, 11), (6, 17), (15, 16), (6, 22), (16, 25), (11, 25), (5, 5), (0, 15), (15, 22), (10, 6), (14, 24), (0, 10), (6, 8), (25, 13), (14, 22), (15, 9), (11, 0), (4, 19), (18, 6), (9, 14), (1, 8), (19, 23), (10, 11), (6, 13), (3, 22), (26, 7), (9, 10), (4, 11), (8, 0), (25, 11), (19, 0), (6, 27), (21, 12), (18, 3), (5, 12), (15, 6), (14, 15), (18, 14), (1, 6), (12, 2), (1, 14), (1, 0), (19, 25), (3, 17), (7, 14), (11, 7), (26, 21), (20, 7), (4, 22), (22, 17), (22, 22), (7, 13), (23, 4), (25, 8), (20, 5), (7, 8), (24, 19), (23, 0), (21, 22), (19, 3), (25, 19), (8, 14), (0, 12), (22, 2), (8, 3), (23, 13), (13, 19), (20, 22), (3, 7), (25, 14), (6, 12), (12, 9), (17, 7), (24, 17), (11, 17), (10, 5), (4, 12), (22, 9), (22, 8), (20, 16), (7, 0), (4, 26), (8, 15), (22, 24), (26, 0), (9, 13), (15, 5), (26, 23), (26, 8), (12, 12), (17, 25), (25, 24), (2, 2), (26, 5), (0, 20), (18, 27), (4, 0), (23, 2), (8, 27), (20, 11), (17, 17), (20, 17), (14, 8), (15, 7), (3, 13), (18, 7), (18, 22), (19, 17), (2, 3), (20, 4), (13, 9), (10, 14), (2, 26), (0, 16), (5, 2), (4, 9), (6, 0), (13, 2), (12, 0), (20, 23), (14, 26), (16, 22), (5, 0), (1, 1), (1, 23), (0, 5), (18, 9), (8, 25), (27, 6), (13, 1), (16, 24), (25, 5), (9, 19), (21, 21), (8, 23), (19, 27), (0, 8), (27, 15), (4, 23), (23, 21), (9, 12), (4, 6), (25, 7), (1, 9), (22, 18), (22, 1), (24, 8), (18, 24), (0, 23), (10, 10), (21, 0), (18, 17), (10, 4), (11, 15), (23, 24), (10, 3), (18, 8), (21, 9), (23, 18), (25, 21), (25, 23), (17, 6), (20, 9), (17, 13), (24, 0), (1, 25), (2, 19), (26, 18), (9, 18), (27, 5), (14, 19), (19, 2), (12, 1), (25, 12), (9, 26), (1, 19), (10, 2), (18, 15), (21, 25), (24, 6), (15, 15), (17, 18), (5, 20), (21, 23), (24, 11), (20, 14), (5, 17), (14, 20), (8, 16), (11, 23), (27, 18), (3, 6), (0, 27), (27, 1), (26, 4), (23, 8), (13, 26), (23, 5), (15, 24), (11, 18), (2, 20), (18, 11), (11, 16), (21, 1), (15, 1), (4, 24), (11, 9)?

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[User]
In a 27x28 grid, how many different paths are there from the bottom left (0, 0) to the top right (26, 27), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (8, 9), (0, 17), (13, 11), (11, 25), (10, 10), (2, 1), (24, 20), (0, 1), (16, 12), (11, 2), (6, 1), (19, 10), (18, 22), (11, 15), (23, 24), (23, 9), (9, 3), (0, 16), (4, 16), (1, 12), (8, 20), (20, 12), (5, 3), (12, 10), (13, 12), (25, 25), (17, 1), (14, 13), (7, 14), (12, 18), (14, 17), (26, 16), (8, 6), (24, 3), (24, 6), (14, 2), (1, 17), (2, 6), (22, 19), (10, 9), (14, 25), (22, 7), (1, 23), (5, 22), (13, 26), (3, 21), (22, 17), (16, 27), (24, 12), (1, 10), (1, 8), (5, 15), (21, 27), (10, 20), (15, 13), (6, 2), (19, 11), (2, 11), (16, 7), (20, 22), (1, 11), (24, 11), (2, 5), (24, 13), (4, 21), (2, 21), (3, 25), (12, 12), (10, 14), (5, 24), (13, 9), (8, 18), (22, 20), (21, 2), (15, 15), (17, 7), (10, 5), (14, 26), (20, 11), (7, 12), (7, 13), (22, 25), (17, 0), (3, 26), (23, 20), (19, 2), (13, 1), (1, 15), (0, 14), (1, 5), (1, 4), (18, 25), (7, 10), (18, 26), (6, 26), (20, 24), (19, 16), (15, 21), (7, 15), (26, 8), (12, 13), (11, 24), (21, 26), (1, 16), (23, 23), (24, 15), (1, 21), (18, 24), (7, 16), (18, 5), (8, 2), (7, 27), (5, 5), (13, 3), (16, 21), (23, 13), (25, 6), (25, 15), (19, 4), (12, 6), (0, 18), (22, 16), (23, 26), (6, 12), (24, 23), (4, 20), (15, 25), (23, 8), (4, 8), (9, 20), (9, 0), (20, 23), (18, 15), (18, 7), (12, 4), (2, 0), (25, 4), (6, 27), (21, 1), (0, 19), (12, 23), (5, 4), (6, 4), (3, 10), (26, 10), (7, 8), (9, 18), (16, 0), (24, 16), (14, 16), (21, 15), (26, 18), (5, 16), (0, 20), (22, 5), (17, 9), (3, 24), (4, 18), (18, 3), (8, 17), (26, 15), (26, 4), (10, 11), (26, 17), (3, 2), (7, 11), (6, 3), (16, 23), (18, 10), (7, 7)?

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[User]
In a 26x23 grid, how many different paths are there from the bottom left (0, 0) to the top right (25, 22), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (2, 0), (23, 18), (5, 9), (13, 7), (1, 3), (13, 1), (10, 10), (6, 1), (17, 12), (9, 0), (6, 9), (17, 14), (20, 10), (15, 20), (16, 0), (9, 19), (8, 13), (18, 9), (16, 14), (3, 17), (22, 11), (2, 14), (15, 12), (23, 9), (5, 8), (9, 10), (25, 19), (3, 5), (14, 0), (23, 10), (21, 5), (25, 10), (10, 1), (15, 13), (8, 22), (20, 13), (24, 3), (12, 0), (3, 14), (2, 21), (12, 4), (4, 4), (18, 2), (4, 7), (25, 1), (20, 3), (7, 16), (13, 3), (1, 5), (3, 22), (6, 17), (19, 1), (13, 8), (8, 19), (9, 14), (2, 18), (10, 22), (5, 12), (17, 9), (15, 3), (22, 1), (23, 12), (21, 19), (14, 16), (4, 1), (18, 12), (1, 9), (15, 22), (1, 13), (20, 9), (1, 22), (22, 5), (24, 1), (21, 16), (11, 10), (18, 7), (17, 15), (11, 2), (24, 0), (19, 21), (23, 7), (12, 16), (7, 13), (13, 2), (25, 16), (5, 16), (16, 12), (8, 1), (14, 7), (17, 16), (16, 10), (9, 11), (17, 13), (17, 4), (0, 4), (1, 10), (6, 18), (21, 1), (5, 18), (7, 17), (21, 9), (8, 3), (0, 15), (10, 5), (7, 19), (25, 15), (10, 15), (2, 10), (7, 14), (8, 11), (23, 6), (20, 11), (22, 9), (21, 0), (9, 13), (13, 13), (21, 7), (3, 18), (2, 16), (19, 18), (14, 21), (6, 2), (4, 21), (14, 12), (1, 14), (20, 7), (7, 8), (11, 22), (6, 5), (16, 22), (11, 1), (19, 4), (18, 19), (11, 4), (22, 8), (8, 8), (10, 9), (9, 9), (1, 17), (25, 5), (9, 17), (9, 22), (2, 15), (2, 17), (9, 1), (4, 22), (13, 19), (6, 12), (3, 0), (23, 11), (16, 1), (10, 12), (2, 12), (6, 20), (21, 6), (22, 22), (7, 4), (15, 2), (3, 21), (22, 13), (11, 16), (21, 14), (3, 19), (19, 16), (14, 5), (15, 18), (8, 16), (1, 18), (5, 22), (16, 18), (16, 8), (25, 9), (4, 15), (20, 17), (8, 18), (20, 2), (6, 8), (10, 4), (21, 10), (6, 13), (10, 8)?

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[User]
In a 29x27 grid, how many different paths are there from the bottom left (0, 0) to the top right (28, 26), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (19, 20), (8, 4), (15, 23), (27, 1), (16, 26), (27, 12), (13, 10), (5, 8), (21, 18), (15, 3), (9, 5), (0, 4), (8, 10), (13, 20), (27, 22), (8, 26), (22, 16), (15, 14), (1, 17), (20, 8), (19, 21), (9, 1), (10, 4), (11, 0), (16, 20), (8, 7), (4, 18), (24, 7), (6, 1), (13, 19), (4, 9), (3, 14), (26, 13), (27, 24), (3, 26), (25, 10), (10, 12), (21, 21), (23, 20), (9, 9), (25, 1), (21, 17), (26, 8), (15, 11), (16, 17), (6, 23), (13, 2), (16, 7), (20, 16), (14, 21), (28, 10), (13, 1), (26, 10), (17, 14), (11, 21), (8, 23), (25, 20), (13, 7), (2, 2), (21, 5), (13, 18), (27, 6), (1, 6), (23, 4), (7, 8), (0, 23), (11, 4), (13, 17), (16, 2), (20, 18), (8, 6), (26, 15), (16, 15), (6, 7), (5, 19), (0, 20), (28, 3), (11, 15), (4, 12), (18, 25), (5, 5), (10, 0), (18, 16), (12, 2), (14, 20), (24, 2), (5, 17), (24, 17), (2, 5), (9, 18), (16, 8), (17, 25), (1, 9), (15, 2), (7, 18), (12, 5), (8, 20), (15, 17), (7, 23), (25, 5), (13, 9), (18, 18), (2, 9), (1, 24), (23, 2), (2, 26), (2, 23), (24, 14), (0, 8), (7, 4), (19, 10), (24, 13), (18, 21), (21, 15), (2, 20), (1, 3), (0, 13), (25, 18), (6, 22), (13, 12), (0, 16), (17, 19), (4, 11), (15, 13), (11, 13), (14, 18), (5, 4), (16, 1), (3, 16), (20, 1), (6, 0), (26, 9), (2, 25), (26, 3), (20, 5), (14, 0), (15, 7), (2, 8), (19, 16), (10, 11), (4, 3), (25, 17), (15, 26), (8, 16), (10, 5), (21, 14), (14, 4), (10, 26), (21, 3), (14, 9), (19, 3), (24, 23), (20, 0), (12, 24), (9, 11), (17, 3), (6, 26), (3, 21), (4, 14), (24, 8), (16, 3), (22, 0), (8, 5), (17, 26), (13, 3), (21, 19), (21, 24), (3, 5), (28, 20), (26, 12), (15, 8), (8, 13), (27, 26), (13, 0), (7, 14), (10, 19), (19, 7), (23, 14), (0, 1), (8, 19), (7, 9), (24, 0), (5, 12), (27, 5), (5, 9), (5, 22), (5, 16), (24, 12), (13, 8), (27, 17), (11, 12), (14, 2), (16, 6), (2, 7), (20, 22), (21, 10), (14, 11), (0, 22), (4, 4), (26, 16)?

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[User]
In a 22x22 grid, how many different paths are there from the bottom left (0, 0) to the top right (21, 21), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (20, 3), (20, 20), (5, 8), (10, 18), (3, 14), (8, 20), (14, 16), (2, 21), (16, 8), (19, 10), (1, 12), (15, 2), (15, 10), (12, 2), (16, 21), (11, 17), (5, 19), (18, 10), (9, 17), (3, 7), (21, 4), (17, 21), (7, 9), (13, 5), (6, 15), (21, 18), (10, 15), (17, 1), (6, 19), (15, 14), (15, 6), (15, 16), (20, 6), (1, 15), (4, 9), (20, 17), (3, 4), (21, 15), (2, 11), (20, 7), (13, 19), (0, 11), (19, 7), (19, 2), (18, 16), (2, 6), (8, 7), (16, 4), (19, 14), (0, 20), (10, 5), (7, 11), (3, 17), (2, 17), (17, 2), (7, 13), (14, 0), (9, 8), (21, 1), (13, 2), (16, 6), (14, 10), (11, 21), (16, 1), (12, 0), (7, 2), (11, 10), (11, 5), (18, 13), (5, 3), (20, 10), (13, 16), (20, 13), (19, 8), (12, 4), (9, 4), (8, 3), (12, 17), (13, 11), (11, 9), (20, 19), (7, 14), (8, 11), (2, 0), (3, 8), (7, 7), (17, 19), (10, 21), (11, 18), (2, 8), (7, 0), (11, 4), (0, 9), (15, 12), (17, 13), (14, 9), (9, 15), (5, 14), (17, 3), (21, 14), (2, 2), (5, 5), (10, 8), (15, 19), (5, 2), (11, 7), (0, 18), (19, 3), (11, 0), (3, 2), (11, 11), (5, 21), (4, 19), (3, 5), (5, 4), (11, 19), (12, 15)?

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[User]
In a 20x23 grid, how many different paths are there from the bottom left (0, 0) to the top right (19, 22), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (8, 1), (16, 19), (1, 0), (19, 21), (2, 4), (16, 8), (9, 10), (9, 4), (18, 15), (8, 0), (16, 13), (19, 15), (10, 5), (9, 12), (15, 14), (6, 4), (16, 0), (18, 1), (3, 10), (16, 7), (5, 1), (0, 15), (8, 9), (11, 11), (0, 22), (5, 13), (12, 19), (19, 17), (10, 15), (17, 11), (1, 3), (2, 12), (7, 20), (7, 18), (18, 5), (1, 22), (11, 12), (14, 6), (12, 21), (10, 9), (16, 2), (1, 7), (11, 6), (7, 5), (14, 17), (7, 12), (1, 16), (18, 3), (5, 9), (7, 11), (19, 5), (13, 6), (16, 16), (7, 3), (14, 20), (16, 4), (15, 3), (15, 11), (12, 11), (7, 7), (5, 3), (12, 4), (11, 18), (0, 13), (10, 16), (11, 9), (3, 17), (11, 17), (9, 16), (7, 6), (0, 20), (10, 13), (15, 0), (2, 7), (6, 11), (6, 10), (17, 17), (18, 2), (13, 19), (12, 6), (11, 16), (13, 15), (19, 19), (5, 22), (2, 19), (5, 2), (15, 21), (5, 16), (3, 16), (4, 22), (8, 8), (11, 1), (13, 14), (9, 8), (3, 20), (5, 8), (17, 9), (12, 22)?

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[User]
In a 26x23 grid, how many different paths are there from the bottom left (0, 0) to the top right (25, 22), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (4, 8), (0, 5), (1, 5), (22, 17), (10, 21), (6, 21), (25, 9), (16, 11), (5, 2), (8, 15), (11, 9), (12, 13), (7, 5), (4, 6), (9, 8), (16, 16), (25, 17), (13, 21), (7, 20), (3, 4), (14, 6), (4, 1), (23, 7), (21, 17), (14, 5), (5, 0), (18, 17), (1, 7), (12, 6), (6, 1), (5, 5), (19, 11), (3, 7), (18, 13), (20, 4), (6, 3), (13, 9), (23, 21), (3, 17), (16, 3), (25, 10), (22, 19), (22, 12), (10, 3), (15, 3), (17, 11), (18, 20), (11, 20), (20, 12), (13, 14), (8, 21), (18, 4), (24, 1), (15, 0), (19, 13), (1, 11), (11, 0), (0, 14), (16, 0), (11, 11), (2, 14), (15, 19), (24, 2), (6, 14), (16, 4), (12, 14), (3, 0), (12, 16), (25, 3), (19, 10), (20, 9), (21, 16), (19, 7), (3, 3), (22, 21), (12, 12), (22, 9), (11, 15), (2, 6), (13, 19), (2, 5), (3, 9), (8, 6), (17, 16), (24, 22), (23, 19), (2, 8), (0, 11), (13, 20), (10, 4), (2, 12), (9, 6), (21, 5), (5, 3), (10, 8), (13, 2), (20, 15), (21, 2), (25, 15), (15, 22), (14, 20), (16, 12), (22, 15), (4, 12), (12, 7), (13, 17), (14, 8), (25, 13), (16, 5), (1, 14), (3, 6), (12, 15), (4, 5), (6, 7), (9, 2), (8, 11), (19, 12), (9, 11), (5, 8), (23, 22), (17, 3), (0, 15), (19, 22), (2, 2), (11, 16), (8, 8)?

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[User]
In a 29x24 grid, how many different paths are there from the bottom left (0, 0) to the top right (28, 23), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (21, 22), (19, 22), (4, 2), (0, 13), (8, 6), (16, 23), (17, 23), (4, 13), (19, 15), (4, 4), (5, 0), (17, 1), (14, 7), (10, 4), (4, 0), (23, 7), (26, 10), (22, 20), (9, 13), (25, 12), (23, 19), (10, 17), (26, 20), (20, 4), (8, 0), (2, 5), (25, 19), (8, 4), (18, 9), (10, 10), (21, 15), (10, 12), (22, 5), (15, 5), (10, 19), (12, 7), (3, 12), (17, 21), (2, 0), (22, 7), (18, 16), (26, 0), (22, 11), (22, 15), (25, 11), (16, 4), (15, 17), (10, 6), (13, 4), (12, 16), (5, 9), (6, 3), (7, 4), (22, 22), (7, 11), (21, 14), (14, 5), (1, 11), (0, 16), (2, 19), (21, 7), (19, 2), (4, 7), (5, 1), (22, 12), (20, 22), (20, 13), (6, 19), (9, 19), (4, 23), (6, 14), (7, 1), (21, 16), (12, 20), (9, 0), (22, 10), (8, 10), (4, 8), (7, 18), (27, 21), (15, 13), (1, 0), (18, 18), (7, 19), (25, 22), (14, 20), (8, 7), (7, 22), (21, 19), (19, 9), (11, 23), (3, 14), (17, 9), (18, 4), (20, 17), (18, 22), (10, 0), (5, 12), (11, 3), (25, 9), (17, 22), (28, 7), (23, 17), (11, 17), (10, 11), (11, 11), (9, 7), (16, 14), (22, 1), (23, 15), (7, 9), (26, 12), (5, 21), (25, 13), (5, 13), (4, 15), (13, 15), (25, 14), (24, 18), (7, 21), (25, 21), (25, 10), (12, 12), (5, 20), (28, 1), (5, 15), (9, 10), (1, 15), (26, 9), (22, 21), (15, 12), (12, 6), (13, 16), (5, 8), (14, 19), (3, 5), (6, 15), (2, 14), (4, 17), (21, 12), (12, 13), (18, 3), (9, 2), (19, 13), (26, 6), (24, 0), (27, 11), (2, 16), (17, 7)?

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[User]
In a 20x28 grid, how many different paths are there from the bottom left (0, 0) to the top right (19, 27), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (18, 2), (18, 22), (11, 11), (18, 16), (17, 24), (3, 25), (18, 25), (16, 15), (5, 17), (18, 15), (3, 10), (7, 16), (13, 21), (1, 5), (5, 22), (3, 22), (12, 7), (13, 27), (5, 5), (14, 9), (11, 4), (1, 0), (4, 3), (18, 0), (4, 0), (13, 18), (13, 4), (17, 13), (9, 20), (18, 23), (12, 18), (15, 12), (15, 26), (8, 10), (5, 7), (13, 23), (7, 4), (17, 5), (10, 24), (9, 19), (12, 21), (5, 20), (6, 10), (2, 17), (15, 14), (0, 24), (8, 22), (16, 4), (4, 9), (19, 25), (15, 16), (14, 0), (2, 18), (14, 21), (9, 27), (0, 17), (16, 9), (6, 18), (19, 1), (8, 12), (18, 14), (19, 22), (5, 9), (16, 8), (8, 18), (7, 27), (13, 1), (19, 24), (10, 7), (4, 27), (9, 8), (1, 20), (12, 13), (17, 3), (12, 23), (17, 2), (5, 27), (6, 25), (12, 17), (12, 10), (1, 19), (1, 8), (9, 21), (11, 21), (4, 15), (15, 22), (10, 17), (4, 4), (19, 6), (6, 4), (5, 8), (12, 14), (13, 5), (3, 13), (3, 8), (1, 27), (0, 6), (16, 11), (7, 19), (6, 5), (15, 23), (10, 2), (10, 20), (4, 2), (11, 8), (6, 3), (16, 7), (5, 6), (15, 11), (16, 5), (12, 1), (16, 21)?

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[User]
In a 28x20 grid, how many different paths are there from the bottom left (0, 0) to the top right (27, 19), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (10, 4), (4, 5), (19, 7), (20, 15), (12, 10), (25, 18), (7, 0), (20, 18), (9, 2), (16, 16), (16, 17), (15, 9), (26, 15), (26, 11), (6, 12), (22, 1), (2, 11), (24, 5), (24, 15), (0, 12), (11, 14), (27, 7), (14, 7), (17, 9), (26, 2), (19, 6), (10, 3), (14, 12), (27, 12), (9, 0), (23, 5), (3, 14), (19, 19), (12, 11), (19, 11), (20, 10), (4, 3), (1, 17), (15, 6), (4, 9), (12, 7), (1, 9), (18, 4), (1, 19), (11, 7), (21, 11), (3, 4), (10, 1), (11, 11), (6, 13), (8, 18), (21, 17), (5, 4), (20, 11), (13, 5), (16, 10), (7, 3), (11, 4), (4, 0), (13, 11), (21, 3), (17, 8), (3, 15), (8, 7), (19, 0), (16, 1), (13, 19), (14, 9), (23, 15), (8, 15), (26, 9), (14, 3), (25, 9), (21, 4), (4, 7), (17, 16), (24, 14), (0, 14), (23, 4), (25, 6), (20, 9), (6, 2), (17, 7), (10, 8), (4, 11), (11, 9), (4, 15), (27, 9), (17, 12), (7, 8), (10, 2), (13, 10), (9, 19), (23, 16), (8, 11), (21, 6), (26, 19), (22, 17)?

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[User]
In a 22x28 grid, how many different paths are there from the bottom left (0, 0) to the top right (21, 27), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (17, 7), (12, 10), (16, 22), (2, 16), (16, 27), (17, 14), (9, 9), (0, 24), (10, 27), (9, 1), (14, 5), (21, 9), (14, 14), (17, 10), (20, 5), (4, 3), (10, 25), (1, 2), (9, 13), (15, 10), (5, 9), (12, 2), (17, 6), (2, 4), (13, 7), (10, 0), (0, 20), (15, 12), (9, 6), (12, 22), (4, 7), (15, 18), (12, 24), (15, 6), (7, 23), (11, 15), (4, 19), (3, 25), (10, 11), (12, 21), (5, 14), (14, 11), (11, 21), (11, 19), (0, 22), (17, 9), (3, 2), (21, 11), (6, 19), (17, 20), (18, 3), (18, 11), (7, 2), (9, 8), (16, 7), (17, 26), (16, 10), (15, 2), (13, 0), (16, 21), (5, 8), (2, 12), (18, 23), (18, 14), (14, 3), (14, 21), (8, 19), (1, 11), (13, 14), (11, 4), (19, 3), (3, 16), (6, 4), (9, 2), (12, 6), (9, 20), (15, 23), (21, 0), (19, 22), (10, 13), (8, 15), (17, 1), (2, 6), (3, 17), (10, 24), (19, 14), (7, 0), (19, 21), (7, 1), (9, 15), (16, 3), (10, 18), (5, 3), (1, 23), (10, 21), (8, 13), (21, 8), (8, 16), (17, 15), (20, 9), (19, 2), (6, 10), (14, 1), (1, 25), (8, 26), (12, 23), (12, 11), (21, 16), (15, 11), (7, 12), (17, 0), (15, 15), (7, 15), (10, 4), (18, 17), (11, 10), (10, 23), (9, 26), (6, 16), (5, 19), (2, 19), (16, 23), (18, 19), (18, 9), (0, 10), (13, 6), (9, 27), (16, 5), (16, 9), (11, 26), (21, 1), (13, 4), (19, 8), (14, 13), (1, 8), (5, 1), (21, 6), (4, 12), (11, 7), (10, 3), (3, 3), (14, 19), (17, 19), (13, 23), (19, 23), (20, 24), (2, 17), (11, 6), (17, 18), (14, 7), (19, 19), (6, 17), (11, 27), (4, 14), (12, 15), (1, 24), (9, 19), (19, 12), (0, 25), (8, 20), (7, 16), (0, 17), (3, 14), (1, 21), (0, 9)?

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[User]
In a 28x24 grid, how many different paths are there from the bottom left (0, 0) to the top right (27, 23), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (13, 17), (23, 14), (25, 3), (19, 0), (22, 17), (11, 7), (25, 11), (23, 3), (12, 2), (20, 4), (22, 13), (27, 18), (0, 15), (5, 11), (5, 20), (13, 18), (8, 17), (20, 10), (4, 5), (1, 7), (11, 13), (1, 14), (24, 16), (1, 15), (3, 1), (4, 1), (8, 19), (13, 16), (27, 17), (13, 14), (11, 15), (18, 13), (19, 14), (18, 15), (0, 10), (10, 17), (2, 17), (27, 8), (14, 3), (6, 3), (19, 12), (4, 16), (22, 2), (24, 2), (12, 14), (20, 0), (0, 23), (14, 9), (7, 13), (1, 16), (7, 6), (11, 2), (6, 17), (4, 13), (10, 22), (19, 23), (6, 8), (13, 5), (12, 19), (13, 7), (15, 15), (1, 5), (26, 4), (26, 0), (26, 7), (24, 10), (15, 5), (21, 10), (0, 19), (25, 23), (18, 0), (14, 4), (23, 4), (22, 11), (26, 5), (4, 10), (15, 10), (20, 16), (11, 11), (22, 8), (26, 20), (26, 10), (22, 15), (5, 1), (4, 11), (20, 18), (6, 14), (5, 9), (13, 23), (12, 13), (23, 15), (10, 8), (21, 17), (16, 11), (26, 11), (12, 18), (8, 0), (3, 21), (11, 8), (18, 17), (6, 22), (27, 1), (8, 4), (9, 8), (1, 11), (21, 4), (1, 21), (15, 16), (23, 16), (21, 19), (8, 13), (10, 11), (5, 15), (9, 9), (25, 19), (8, 22), (15, 9), (13, 20), (6, 21), (9, 11), (2, 11), (19, 7), (15, 21), (11, 4), (11, 3), (21, 16), (18, 2), (19, 10), (5, 6), (12, 12), (17, 14), (1, 6), (27, 7), (12, 16), (8, 8), (24, 8), (0, 21), (0, 16), (15, 11), (14, 8), (11, 10), (0, 18), (13, 3), (11, 5), (2, 15), (27, 0), (3, 3), (10, 4), (6, 20), (12, 5), (2, 12), (17, 7), (21, 2), (16, 3), (17, 22), (12, 0), (27, 16), (19, 8), (16, 6), (17, 15), (25, 14), (6, 12), (19, 6), (4, 23), (4, 0), (23, 8), (7, 14), (15, 13), (0, 22), (9, 6), (22, 20), (2, 13), (16, 9), (8, 6), (19, 2), (20, 5), (7, 21), (1, 3), (11, 19), (2, 8), (15, 7), (16, 5), (7, 19), (26, 19), (17, 10), (26, 22)?

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[User]
In a 22x26 grid, how many different paths are there from the bottom left (0, 0) to the top right (21, 25), if you can only move right or up at each step, subject to the constraint that you cannot move through the following cells: (5, 17), (8, 10), (4, 8), (2, 20), (15, 11), (4, 25), (20, 18), (18, 15), (19, 20), (12, 19), (13, 7), (7, 20), (5, 21), (17, 6), (3, 12), (3, 25), (11, 24), (5, 8), (20, 16), (11, 16), (20, 19), (17, 9), (10, 7), (3, 19), (17, 1), (8, 18), (17, 18), (12, 13), (8, 4), (0, 1), (4, 19), (19, 10), (10, 4), (12, 25), (5, 10), (13, 25), (4, 0), (3, 8), (5, 12), (0, 2), (14, 18), (7, 11), (2, 7), (20, 20), (20, 12), (21, 14), (7, 22), (13, 12), (10, 17), (18, 0), (1, 18), (14, 5), (9, 19), (10, 0), (7, 25), (20, 0), (0, 25), (14, 1), (15, 21), (18, 16), (4, 23), (0, 13), (13, 2), (16, 0), (13, 13), (12, 16), (13, 9), (13, 5), (1, 15), (9, 16), (6, 18), (4, 10), (12, 7), (4, 7), (12, 14), (11, 9), (11, 0), (2, 19), (11, 17), (7, 4), (21, 3), (13, 1), (13, 3), (11, 20), (5, 7), (5, 25), (15, 1), (2, 25), (18, 6), (17, 14), (2, 21), (5, 3), (13, 10), (21, 22), (21, 2), (16, 20), (1, 17), (14, 0), (10, 6), (5, 9), (6, 13), (9, 20), (0, 18), (4, 15), (1, 5), (11, 11), (10, 11), (19, 2), (8, 19), (9, 4), (11, 19), (2, 9), (7, 23), (9, 15), (21, 21), (17, 15), (7, 0), (14, 11), (4, 17), (8, 9), (13, 6), (2, 10), (19, 5), (19, 25), (15, 10), (10, 8), (19, 0), (6, 22), (9, 13), (6, 24), (21, 10), (6, 25), (11, 21), (1, 16), (7, 1), (12, 20), (18, 10), (7, 12), (21, 0), (12, 1), (15, 20), (19, 4), (6, 1), (11, 15)?

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