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A250980
Number of (n+1)X(6+1) 0..2 arrays with no 2X2 subblock having the sum of its diagonal elements less than the absolute difference of its antidiagonal elements
1
2227408, 2594308975, 3000977166321, 3476591604928509, 4027179649653568467, 4665050923272559405591, 5403961231550447362641701, 6259908822295432951121546315, 7251432322763247882238782480911
OFFSET
1,1
COMMENTS
Column 6 of A250982
LINKS
EXAMPLE
Some solutions for n=1
..0..1..0..2..1..2..1....0..1..1..2..2..2..0....0..0..2..1..1..1..1
..0..1..0..2..0..2..0....0..1..0..2..2..1..0....0..2..2..1..1..0..2
CROSSREFS
Sequence in context: A307963 A172802 A172851 * A203275 A034608 A224628
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 29 2014
STATUS
approved