| 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 15, and the edges are: (0,5) (0,1) (0,2) (0,9) (0,13) (0,4) (0,15) (1,5) (1,2) (1,3) (1,8) (1,7) (1,11) (2,8) (2,9) (2,13) (2,11) (3,5) (3,14) (3,13) (3,4) (3,15) (3,7) (4,5) (4,14) (4,8) (4,9) (4,13) (4,7) (4,11) (5,14) (5,9) (5,13) (5,7) (5,11) (6,10) (6,12) (7,14) (7,8) (7,9) (7,15) (8,9) (8,13) (8,15) (8,11) (9,15) (9,11) (10,12) (11,14) (11,13) (11,15). |