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 A256733 Number of (n+2)X(6+2) 0..1 arrays with no 3x3 subblock diagonal sum zero and no antidiagonal sum three 1
 2310400, 122323600, 5101387776, 249872016384, 11265313555456, 518482372363264, 23679083944969216, 1087948930038793216, 49833394812336710656, 2289420346251101357056, 104989233738265588491264 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 6 of A256735 LINKS R. H. Hardin, Table of n, a(n) for n = 1..210 EXAMPLE Some solutions for n=1 ..0..0..0..0..1..0..0..1....0..0..0..0..1..1..0..1....0..0..0..0..0..0..0..0 ..0..1..1..1..1..0..1..0....1..1..1..0..1..0..1..0....0..1..1..1..1..1..0..1 ..1..1..0..1..0..0..1..0....0..1..0..0..1..0..0..0....1..0..0..1..0..0..1..1 CROSSREFS Cf. A256735 Sequence in context: A186587 A358872 A252395 * A210493 A154676 A250926 Adjacent sequences: A256730 A256731 A256732 * A256734 A256735 A256736 KEYWORD nonn AUTHOR R. H. Hardin, Apr 09 2015 STATUS approved

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Last modified December 8 23:37 EST 2023. Contains 367681 sequences. (Running on oeis4.)