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A239338
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Number of nX6 0..3 arrays with no element equal to one plus the sum of elements to its left or three plus the sum of elements above it, modulo 4
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1
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156, 27861, 4360887, 663249556, 101276030555, 15397080750829, 2331550702010844, 352742924096563362, 53342694175522093768, 8062792674253914737279, 1218391421349788433734529
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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
..2..0..0..1..2..1....0..2..0..2..0..0....2..0..0..1..2..0....2..1..2..1..2..0
..2..0..1..1..3..3....0..3..2..0..1..1....3..2..0..3..2..1....0..3..2..3..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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