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A233789
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Number of (n+1)X(5+1) 0..3 arrays with every 2X2 subblock having the sum of the squares of all six edge and diagonal differences equal to 11
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1
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11040, 93100, 716768, 6892448, 58298272, 635439176, 5726453720, 69211180340, 649660154664, 8455130486096, 81313178388032, 1109433352728332, 10815698498131192, 151734818097201132, 1490213455499451240
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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=2
..3..3..2..3..2..3....1..0..2..1..1..3....1..2..2..2..2..0....3..1..2..3..1..3
..2..1..3..1..1..3....0..2..1..3..2..3....3..1..0..1..0..1....2..3..1..1..2..3
..3..1..2..3..2..1....1..0..2..1..3..1....1..2..2..0..2..2....1..1..2..3..1..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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