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A371204
Number of minimum vertex colorings in the n X n bishop graph.
2
1, 4, 216, 278784, 17437708800, 73564020434534400
OFFSET
1,2
LINKS
Eric Weisstein's World of Mathematics, Bishop Graph.
Eric Weisstein's World of Mathematics, Minimum Vertex Coloring.
FORMULA
a(n) = A371202(n)*A371203(n).
CROSSREFS
Cf. A371202 (black bishop), A371203 (white bishop).
Sequence in context: A055627 A260619 A167888 * A036740 A038786 A268362
KEYWORD
nonn,more
AUTHOR
Eric W. Weisstein, Mar 15 2024
STATUS
approved