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A233979
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Number of (n+1)X(6+1) 0..6 arrays with every 2X2 subblock having the sum of the absolute values of all six edge and diagonal differences equal to 13
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1
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2103216, 29109544, 389559628, 6350866260, 106538195860, 2104951002192, 43731733430488, 1045586328430444, 25705350150910592, 702635673101606088, 19028702525331856192, 558142425256831332916, 15818509157621868542444
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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
..0..2..1..4..3..4..4....0..2..0..1..0..1..4....0..2..0..4..1..2..2
..3..4..0..0..2..0..3....4..3..4..0..4..0..2....4..3..4..3..5..3..6
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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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