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 A316611 Number of nXn 0..1 arrays with every element unequal to 0, 1, 3, 5, 7 or 8 king-move adjacent elements, with upper left element zero. 0
 1, 5, 14, 77, 649, 5464, 65158, 1249304, 29420195, 965313430, 47647816201, 3134382222825, 282884293077707 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Diagonal of A316615. LINKS EXAMPLE Some solutions for n=5 ..0..1..0..0..1. .0..0..1..1..1. .0..1..1..1..1. .0..1..0..0..0 ..0..0..0..0..0. .0..0..0..1..1. .1..1..1..1..1. .0..0..0..0..0 ..0..0..0..0..0. .0..0..0..0..1. .1..1..1..1..1. .0..0..0..0..0 ..0..0..0..0..1. .0..0..0..0..0. .0..1..1..1..1. .1..0..0..0..1 ..0..0..0..1..1. .0..1..0..0..0. .0..0..1..1..0. .1..1..0..0..0 CROSSREFS Cf. A316615. Sequence in context: A007838 A306751 A305341 * A174939 A320800 A321315 Adjacent sequences:  A316608 A316609 A316610 * A316612 A316613 A316614 KEYWORD nonn AUTHOR R. H. Hardin, Jul 08 2018 STATUS approved

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Last modified May 19 05:04 EDT 2022. Contains 353826 sequences. (Running on oeis4.)