1,2

B. D. McKay, personal communication.

Eric Weisstein's World of Mathematics, Square-Free Graph

B. D. McKay, Isomorph-free exhaustive generation, J Algorithms, 26 (1998) 306-324.

Cf. A077269.

Sequence in context: A114203 A100132 A088457 this_sequence A125809 A000117 A006771

Adjacent sequences: A006783 A006784 A006785 this_sequence A006787 A006788 A006789

nonn

njas

2 more terms (from the McKay paper) from Vladeta Jovovic (vladeta(AT)Eunet.yu), May 17 2008