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 A286211 Number of n X 3 0..1 arrays with the number of 1's king-move adjacent to some 0 two less than the number of 0's adjacent to some 1. 1
 0, 17, 52, 684, 2128, 34896, 123541, 1891998, 7565509, 106100847, 470286934, 6070072444, 29342743563, 352400491431, 1833102380708, 20699165970978, 114576111229319, 1227555854005393, 7163217232141967, 73387852919316000 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Column 3 of A286216. LINKS R. H. Hardin, Table of n, a(n) for n = 1..210 EXAMPLE Some solutions for n=4 ..1..0..0. .1..0..1. .0..1..1. .1..0..0. .1..1..0. .0..1..0. .0..0..1 ..0..1..0. .0..0..1. .1..0..0. .1..0..0. .1..0..0. .0..1..0. .0..0..0 ..0..1..1. .0..0..0. .1..0..0. .0..0..0. .0..0..0. .1..1..0. .0..0..1 ..0..0..1. .0..1..1. .0..1..0. .1..0..1. .1..0..0. .1..0..0. .1..1..0 CROSSREFS Cf. A286216. Sequence in context: A113915 A042295 A041564 * A213997 A062342 A295869 Adjacent sequences: A286208 A286209 A286210 * A286212 A286213 A286214 KEYWORD nonn AUTHOR R. H. Hardin, May 04 2017 STATUS approved

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Last modified December 8 22:05 EST 2022. Contains 358698 sequences. (Running on oeis4.)