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 A253163 Number of (n+1)X(5+1) 0..2 arrays with every 2X2 subblock sum differing from its neighbors horizontally, vertically and nw-se diagonally 1
 186624, 4189216, 92998506, 2461955138, 62954425188, 1612778665632, 40892835737758, 1045243631714532, 26655995880836874, 680590803725411114, 17356137926136738110, 442903594404834251862, 11300064205772118129666 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 5 of A253164 LINKS R. H. Hardin, Table of n, a(n) for n = 1..35 EXAMPLE Some solutions for n=1 ..0..1..1..0..0..0....1..0..1..2..2..0....1..1..2..0..2..1....0..0..1..0..2..0 ..0..0..2..0..2..2....1..1..2..2..0..1....2..0..0..0..1..0....2..2..2..0..0..2 CROSSREFS Sequence in context: A203442 A216901 A253293 * A185775 A046507 A151422 Adjacent sequences: A253160 A253161 A253162 * A253164 A253165 A253166 KEYWORD nonn AUTHOR R. H. Hardin, Dec 28 2014 STATUS approved

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Last modified June 15 01:02 EDT 2024. Contains 373402 sequences. (Running on oeis4.)