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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 (list; graph; refs; listen; history; text; internal format)
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

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Last modified March 20 21:07 EDT 2023. Contains 361391 sequences. (Running on oeis4.)