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A253660
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Number of (n+1)X(6+1) 0..2 arrays with every 2X2 subblock diagonal maximum minus antidiagonal maximum unequal to its neighbors horizontally, vertically and nw-se diagonally
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1
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1051870, 9172142, 152352910, 2149355346, 32368598122, 465528450816, 6834913762178, 97495218021062, 1406786178540610, 20243677829773786, 290143180462214182, 4146273714155749018, 59496804036220758330
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OFFSET
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1,1
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COMMENTS
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LINKS
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EXAMPLE
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Some solutions for n=1
..0..1..0..1..2..0..2....0..0..0..1..1..0..0....0..1..0..0..1..1..1
..0..1..2..0..0..2..1....2..0..1..0..1..2..1....0..2..0..0..2..0..2
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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