| 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: (3,9) (9,18) (0,3) (1,19) (4,8) (0,10) (14,10) (2,0) (0,1) (20,1) (2,19) (5,8) (25,21) (20,23) (8,25) (22,3) (9,23) (11,8) (13,9) (13,6) (2,12) (0,15) (24,25) (2,4) (16,2) (15,17) (15,7). |