1,2
Table of n, a(n) for n=1..6.
Eric Weisstein's World of Mathematics, Andrasfai Graph
Eric Weisstein's World of Mathematics, Hamiltonian Cycle
Sequence in context: A028580 A171873 A098706 * A161181 A073834 A111837
Adjacent sequences: A143246 A143247 A143248 * A143250 A143251 A143252
nonn,more
Eric W. Weisstein, Aug 01, 2008
approved