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A185796
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Number of (n+1)X8 binary arrays with no 2X2 subblock sum equal to any horizontal or vertical neighbor 2X2 subblock sum
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1
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4356, 8320, 18616, 59944, 149828, 441004, 1091308, 3629540, 9151956, 29663392, 74544872, 255953372, 646804184, 2216610520, 5586633244, 19681657576, 49743175552, 176195058308, 444048959908, 1593418221824, 4026932301548
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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 3X8
..0..0..0..1..1..0..1..0....1..1..0..0..1..1..0..0....0..1..1..1..1..1..1..0
..1..1..0..1..1..0..0..1....1..1..1..1..1..1..0..1....0..1..0..0..1..1..0..0
..0..1..0..0..0..0..0..0....1..0..0..1..1..0..0..1....1..1..0..0..0..0..0..0
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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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