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