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A239647
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Number of n X 6 0..3 arrays with no element equal to zero plus the sum of elements to its left or two plus the sum of elements above it, modulo 4.
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1
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64, 8588, 1320102, 181039448, 25594620082, 3608789598890, 506611939408296, 71303275040032094, 10028169382114414238, 1410355079410016070644, 198375045596724574543898, 27900810294523342171973188
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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:
..1..3..1..3..3..0....3..1..3..0..0..1....1..3..1..0..0..0....1..3..3..1..1..0
..1..2..2..2..2..0....3..0..0..0..1..2....1..0..2..1..3..0....1..2..0..2..2..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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