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A303425
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Number of 6 X n 0..1 arrays with every element equal to 0, 1, 2, 3, 4 or 5 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
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1
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32, 2048, 123732, 7486369, 454381369, 27575294129, 1673186560760, 101524906002993, 6160343885638868, 373798050227180138, 22681348975409801485, 1376260828428633974651, 83508874354023488037997
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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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FORMULA
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Empirical recurrence of order 44 (see link above).
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EXAMPLE
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Some solutions for n=5
..0..0..0..0..0. .0..0..0..0..0. .0..0..0..0..0. .0..0..0..0..0
..0..0..0..0..0. .0..0..0..0..0. .0..0..0..0..0. .0..0..0..0..0
..0..0..1..1..0. .0..1..1..0..0. .0..1..1..0..0. .0..0..1..1..0
..1..1..1..0..0. .1..1..1..0..0. .1..0..1..1..0. .1..0..1..1..0
..1..0..1..1..1. .0..0..0..0..1. .0..0..1..0..1. .0..1..0..1..0
..0..0..1..0..1. .0..1..1..1..0. .0..0..0..1..0. .0..0..1..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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