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A234111
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Number of (n+1)X(5+1) 0..4 arrays with every 2X2 subblock having the sum of the absolute values of all six edge and diagonal differences equal to 12
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1
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6964, 29278, 133592, 738628, 4093912, 24612244, 150134376, 965407560, 6359501076, 43513496776, 304902294172, 2193242686896, 16068304354128, 119726533332264, 903132866182872, 6883436310238248, 52868642023604156
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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
..3..0..3..3..0..3....1..0..1..4..1..4....3..0..4..3..3..0....0..4..0..0..3..0
..0..3..4..0..3..0....4..1..4..1..4..1....4..3..3..0..4..3....0..0..0..4..3..0
..0..3..0..0..3..0....1..4..1..4..1..0....3..0..4..3..3..0....3..3..3..3..0..3
..0..3..0..4..3..0....1..4..1..0..1..4....0..3..3..0..4..3....0..4..0..0..3..4
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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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