A297472 Number of maximal matchings in the n X n black bishop graph.

1, 1, 5, 30, 1140, 69136, 33666336, 27406992000, 234805387040640, 3472530332565934080, 660908229459858361516032, 217930756388573091682145009664

Offset

1,3

Links

Table of n, a(n) for n=1..12.

Eric Weisstein's World of Mathematics, Black Bishop Graph

Eric Weisstein's World of Mathematics, Matching

Eric Weisstein's World of Mathematics, Maximal Independent Edge Set

Crossrefs

Cf. A286422, A297471, A297490.

Sequence in context: A203769 A264861 A264864 * A299129 A255677 A256153

Adjacent sequences: A297469 A297470 A297471 * A297473 A297474 A297475

Keyword

nonn,more

Author

Eric W. Weisstein, Dec 30 2017

Extensions

a(7)-a(12) from Andrew Howroyd, Dec 30 2017

Status

approved