A291997 Number of (undirected) paths in the n X n black bishop graph.

0, 1, 28, 782, 372356, 593526231

Offset

1,3

Links

Table of n, a(n) for n=1..6.

Eric Weisstein's World of Mathematics, Black Bishop Graph

Eric Weisstein's World of Mathematics, Graph Path

Crossrefs

Sequence in context: A152127 A113532 A158545 * A171333 A097311 A223495

Adjacent sequences: A291994 A291995 A291996 * A291998 A291999 A292000

Keyword

nonn,more

Author

Eric W. Weisstein, Sep 07 2017

Extensions

a(6) from Eric W. Weisstein, May 06 2019

Status

approved