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 A282441 T(n,k)=Number of nXk 0..1 arrays with no 1 equal to more than three of its king-move neighbors, with the exception of exactly one element. 7
 0, 0, 0, 0, 0, 0, 0, 2, 2, 0, 0, 12, 96, 12, 0, 0, 58, 784, 784, 58, 0, 0, 280, 6498, 10232, 6498, 280, 0, 0, 1276, 50962, 152726, 152726, 50962, 1276, 0, 0, 5592, 378380, 2129756, 3997136, 2129756, 378380, 5592, 0, 0, 24004, 2744000, 28043694, 98841792 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,8 COMMENTS Table starts .0.....0........0..........0.............0...............0.................0 .0.....0........2.........12............58.............280..............1276 .0.....2.......96........784..........6498...........50962............378380 .0....12......784......10232........152726.........2129756..........28043694 .0....58.....6498.....152726.......3997136........98841792........2301995900 .0...280....50962....2129756......98841792......4309285780......177265299282 .0..1276...378380...28043694....2301995900....177265299282....12904221882656 .0..5592..2744000..363894560...52857163712...7188315304848...926611650146754 .0.24004.19498404.4627276420.1190131334489.285685036982550.65222398663792276 LINKS R. H. Hardin, Table of n, a(n) for n = 1..180 FORMULA Empirical for column k: k=1: a(n) = a(n-1) k=2: [order 12] k=3: [order 18] k=4: [order 34] k=5: [order 88] EXAMPLE Some solutions for n=4 k=4 ..0..0..0..0. .1..0..0..1. .0..0..0..0. .1..1..1..0. .1..0..1..1 ..0..1..1..0. .0..0..0..1. .0..0..1..1. .0..0..1..1. .0..0..1..1 ..0..1..0..1. .0..1..1..1. .1..1..0..1. .1..0..0..1. .0..1..0..0 ..1..1..0..1. .1..0..1..0. .0..0..1..1. .0..0..1..0. .1..0..1..1 CROSSREFS Sequence in context: A283494 A353254 A281034 * A281988 A190389 A285485 Adjacent sequences: A282438 A282439 A282440 * A282442 A282443 A282444 KEYWORD nonn,tabl AUTHOR R. H. Hardin, Feb 15 2017 STATUS approved

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Last modified August 5 15:04 EDT 2024. Contains 374950 sequences. (Running on oeis4.)