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A257206
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Number of (n+2)X(5+2) 0..1 arrays with every 3X3 subblock sum of the two sums of the diagonal and antidiagonal minus the two minimums of the central column and central row nondecreasing horizontally and vertically
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1
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72249, 191070, 263630, 594621, 654637, 640929, 958492, 1132789, 1248657, 1572262, 1941929, 2373418, 2905927, 3560325, 4385532, 5356772, 6499076, 7803937, 9358455, 11231036, 13326754, 15731695, 18564935, 21844896, 25557915, 29764072, 34644954
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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=2
..0..1..0..0..1..1..1....0..1..0..1..0..0..1....0..0..0..1..1..0..0
..1..0..0..0..1..1..1....0..0..0..1..1..1..1....1..0..0..1..1..1..1
..0..0..1..0..0..0..1....1..0..0..0..0..0..0....0..1..1..1..0..0..1
..0..0..1..1..1..1..1....1..1..1..0..0..0..1....0..1..0..0..0..1..1
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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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