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A219420
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Unchanging value maps: number of nX7 binary arrays indicating the locations of corresponding elements unequal to no horizontal or antidiagonal neighbor in a random 0..2 nX7 array
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0
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37, 1292, 46776, 1709703, 61543422, 2222033208, 80311501599, 2901751767246, 104841170968961, 3788037696651135, 136865946433226693, 4945112174030871404, 178672220976540890315, 6455619364480811829503
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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=3
..0..0..0..1..0..0..0....1..0..0..0..0..0..1....1..1..0..0..0..0..0
..0..0..0..0..0..0..1....0..0..1..0..0..0..0....0..0..1..0..0..0..1
..0..0..1..0..1..1..1....1..1..1..1..0..0..0....0..0..1..1..0..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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