A288957 Number of spanning trees in the n X n king graph.

1, 16, 17745, 1064918960, 3271331573452800, 504061943351318476800000, 3858339886583692361602445155127296, 1459317836184139215695519252141942969301860352, 27183718698548427648295525981282802546303364746719379732625, 24885268021937835128408553201681360058444589895177297993122070472908013568

Offset

1,2

Links

Table of n, a(n) for n=1..10.

Eric Weisstein's World of Mathematics, King Graph

Eric Weisstein's World of Mathematics, Spanning Tree

Crossrefs

Sequence in context: A013831 A391093 A214637 * A159387 A392260 A283720

Adjacent sequences: A288954 A288955 A288956 * A288958 A288959 A288960

Keyword

nonn

Author

Eric W. Weisstein, Jun 20 2017

Status

approved