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 A229419 Number of 5X5 0..n zero-diagonal arrays with corresponding row and column sums equal 2
 7736, 3801411, 345706336, 11782824375, 213067487016, 2476905427101, 20800072613376, 136134092151621, 731603301365000, 3351359707914031, 13453090382588256, 48331016196789131, 157962741320042456 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Row 5 of A229417 LINKS R. H. Hardin, Table of n, a(n) for n = 1..15 EXAMPLE Some solutions for n=1 ..0..0..1..0..1....0..1..1..0..0....0..0..0..1..1....0..0..0..1..1 ..0..0..0..1..1....1..0..1..0..0....1..0..0..1..0....0..0..1..0..0 ..0..1..0..1..0....0..0..0..1..1....0..1..0..0..1....1..1..0..0..0 ..1..0..0..0..1....0..1..0..0..1....1..0..1..0..1....0..0..1..0..1 ..1..1..1..0..0....1..0..0..1..0....0..1..1..1..0....1..0..0..1..0 CROSSREFS Sequence in context: A278019 A146960 A179574 * A116239 A094400 A116282 Adjacent sequences: A229416 A229417 A229418 * A229420 A229421 A229422 KEYWORD nonn AUTHOR R. H. Hardin Sep 22 2013 STATUS approved

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Last modified June 2 07:25 EDT 2023. Contains 363081 sequences. (Running on oeis4.)