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

2470, 60368, 1294016, 29746140, 665370612, 15101198444, 340936886060, 7720152604732, 174647893015868, 3953303875494396, 89471868077769052, 2025187625684564732, 45838781616150898140, 1037556396962997073724

Offset

1,1

Comments

Column 6 of A253350

Links

R. H. Hardin, Table of n, a(n) for n = 1..210

R. H. Hardin, Empirical recurrence of order 43

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

Adjacent sequences: A253345 A253346 A253347 * A253349 A253350 A253351

Keyword

nonn

Author

R. H. Hardin, Dec 30 2014

Status

approved