| In an undirected graph, (i,j) means that node i and node j are connected with an undirected edge. | |
| The nodes are numbered from 0 to 25, and the edges are: (0,9) (1,18) (1,8) (1,4) (2,15) (2,18) (2,11) (2,23) (2,4) (3,12) (3,5) (4,23) (4,25) (5,12) (5,17) (6,22) (6,13) (7,18) (7,23) (7,8) (9,17) (10,19) (10,17) (11,15) (12,24) (14,20) (14,22) (15,18) (16,20) (16,22) (20,22) (21,22) (23,25). |