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A202987
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Number of nX7 0..2 arrays with every nonzero element less than or equal to some NW, E or S neighbor
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1
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1, 44885, 52328419, 31806596079, 20459663726506, 14227778139316647, 9811910575029966643, 6702883342270345907211, 4584179551226559729177506, 3138573547685403657998819163, 2148457945272985920313446628040
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OFFSET
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1,2
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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..0..2..2..2..2..0....0..1..2..1..1..2..0....2..0..0..1..2..2..0
..0..0..2..2..0..2..0....0..2..2..2..2..2..2....2..2..0..0..0..2..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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