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 A282392 Number of n X n 0..1 arrays with no 1 equal to more than three of its king-move neighbors. 0
 2, 16, 324, 23773, 5297294, 3599858930, 7910979963313, 53854022070851701, 1148683749680759012469, 77042220735586114776631734, 16170289409470789812334507667662 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Diagonal of A282399. LINKS Table of n, a(n) for n=1..11. EXAMPLE Some solutions for n=4 ..0..0..1..1. .0..1..1..1. .1..0..0..0. .0..0..0..0. .0..0..1..0 ..1..1..0..0. .1..0..0..0. .1..1..0..0. .1..1..1..0. .1..0..0..0 ..0..0..0..0. .0..0..0..1. .0..0..1..1. .1..0..0..1. .1..0..0..0 ..0..1..0..1. .1..1..0..1. .1..1..0..0. .0..0..0..0. .1..1..1..1 CROSSREFS Cf. A282399. Sequence in context: A137729 A278589 A171212 * A336522 A294039 A009100 Adjacent sequences: A282389 A282390 A282391 * A282393 A282394 A282395 KEYWORD nonn AUTHOR R. H. Hardin, Feb 14 2017 STATUS approved

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Last modified May 28 04:05 EDT 2023. Contains 362992 sequences. (Running on oeis4.)