A234629 Numbers of undirected cycles in the n-triangular graph.

0, 1, 63, 15703, 58520309, 4160751709140, 6537540397103648498

Offset

2,3

Links

Table of n, a(n) for n=2..8.

Eric Weisstein's World of Mathematics, Graph Cycle

Eric Weisstein's World of Mathematics, Triangular Graph

Crossrefs

Sequence in context: A160871 A183525 A279043 * A270507 A289875 A062208

Adjacent sequences: A234626 A234627 A234628 * A234630 A234631 A234632

Keyword

nonn,more

Author

Eric W. Weisstein, Dec 28 2013

Extensions

a(7)-a(8) from Eric W. Weisstein, Apr 09 2014

Status

approved