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A236115
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Number of (n+1)X(3+1) 0..3 arrays colored with the difference of the maximum and the upper median in each 2X2 subblock
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1
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20000, 542140, 14423874, 375889812, 10125262296, 274910404616, 7486885637764, 202400378694944, 5492813509748222, 148955219056111876, 4049990092714190054, 109731378959939258784, 2979762988001147296222, 80790208250857248877760
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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
..3..3..1..1....0..3..0..0....3..2..2..0....1..0..2..0....0..2..2..0
..0..0..1..0....3..0..0..0....2..0..0..1....0..2..0..0....2..3..3..2
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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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