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A237208
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Number of (n+1)X(5+1) 0..3 arrays with the upper median plus the lower median minus the minimum of every 2X2 subblock equal
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1
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117800, 3795060, 107553623, 3917422192, 131209756954, 4937949728725, 174915940209829, 6720032915022118, 244904587362771736, 9553718420124306088, 354283760113111396509, 13977477775611867350097, 524399755943561661154556
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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=1
..1..3..1..0..2..2....2..2..0..1..1..2....2..1..0..1..0..2....2..2..2..2..1..1
..3..0..3..3..2..0....3..1..2..3..3..0....2..1..3..1..1..1....2..3..2..2..1..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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