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 A253293 Number of (n+1)X(5+1) 0..2 arrays with every 2X2 subblock sum differing from its neighbors horizontally, vertically, diagonally and antidiagonally 1
 186624, 1184928, 7431136, 61286116, 486417836, 4028778100, 32585471254, 268974784168, 2194325404780, 18267942030516, 149525306842164, 1236309598259424, 10153736125504116, 84093032702185292, 691354236502296106 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 5 of A253294 LINKS R. H. Hardin, Table of n, a(n) for n = 1..113 EXAMPLE Some solutions for n=1 ..0..2..2..2..1..1....0..0..1..1..2..2....0..2..1..1..1..1....0..2..1..0..0..0 ..1..1..1..2..0..1....2..0..0..2..2..0....0..2..1..0..0..1....2..1..0..2..0..0 CROSSREFS Sequence in context: A192103 A203442 A216901 * A253163 A185775 A046507 Adjacent sequences: A253290 A253291 A253292 * A253294 A253295 A253296 KEYWORD nonn AUTHOR R. H. Hardin, Dec 29 2014 STATUS approved

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Last modified July 19 10:32 EDT 2024. Contains 374392 sequences. (Running on oeis4.)