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A231937
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Number of n X 4 0..3 arrays with no element less than a strict majority of its horizontal, diagonal and antidiagonal neighbors.
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1
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50, 5070, 206808, 11159202, 518972238, 23280281589, 1098832065447, 52087504055935, 2432351670277323, 113769979092350975, 5346219822861215921, 250967014555486774293, 11767760181894477862270, 552098639482903392844421
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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=3
..2..0..0..0....0..1..0..0....0..0..0..1....2..0..0..0....0..0..2..2
..0..2..0..3....2..0..2..1....3..0..0..0....0..0..0..0....0..0..2..3
..3..0..3..1....2..2..0..0....2..2..2..1....2..0..1..0....0..0..0..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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