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A253348
Number of (n+1)X(6+1) 0..1 arrays with every 2X2 subblock diagonal maximum minus antidiagonal maximum nondecreasing horizontally, vertically and ne-to-sw antidiagonally
1
2470, 60368, 1294016, 29746140, 665370612, 15101198444, 340936886060, 7720152604732, 174647893015868, 3953303875494396, 89471868077769052, 2025187625684564732, 45838781616150898140, 1037556396962997073724
OFFSET
1,1
COMMENTS
Column 6 of A253350
FORMULA
Empirical recurrence of order 43 (see link above)
EXAMPLE
Some solutions for n=2
..0..1..1..1..0..1..0....0..0..1..0..1..1..1....1..1..0..1..0..1..1
..1..1..0..1..1..1..1....1..1..1..1..1..1..1....0..1..1..1..1..1..0
..0..1..0..1..0..1..1....1..1..1..0..0..1..0....1..1..1..1..1..1..0
CROSSREFS
Sequence in context: A102689 A082253 A253229 * A253355 A204614 A204798
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 30 2014
STATUS
approved