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A240417
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Number of 6Xn 0..3 arrays with no element equal to zero plus the sum of elements to its left or one plus the sum of the elements above it or zero plus the sum of the elements diagonally to its northwest, modulo 4
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1
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129, 2105, 79090, 2051450, 45245148, 1615637679, 38249442962, 955439201951, 28422088797325, 653249891295733, 18365583086851745, 495763997190145130, 12117652634246661607, 341107664098435880768, 8779799870508201530267
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OFFSET
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1,1
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COMMENTS
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Row 6 of A240412
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LINKS
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R. H. Hardin, Table of n, a(n) for n = 1..17
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EXAMPLE
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Some solutions for n=3
..2..3..3....3..2..2....2..3..3....3..2..2....2..3..2....3..2..3....3..2..2
..1..3..2....1..2..0....2..1..1....2..0..1....2..3..2....3..0..1....3..0..0
..3..0..0....3..0..0....2..3..0....1..0..2....2..1..2....1..2..0....1..0..0
..2..0..0....3..2..0....2..3..0....2..0..1....2..1..2....1..0..0....3..2..0
..3..0..0....2..1..0....3..0..0....2..0..0....2..0..0....3..0..2....1..2..2
..3..1..1....2..1..1....3..2..0....1..0..0....2..0..3....3..0..0....3..2..0
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CROSSREFS
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Sequence in context: A233305 A268266 A230187 * A353940 A351270 A088719
Adjacent sequences: A240414 A240415 A240416 * A240418 A240419 A240420
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KEYWORD
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nonn
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AUTHOR
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R. H. Hardin, Apr 04 2014
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STATUS
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approved
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