A251227 Number of (n+1)X(7+1) 0..1 arrays with no 2X2 subblock having the minimum of its diagonal elements greater than the absolute difference of its antidiagonal elements

25396, 2814985, 304255924, 33102432698, 3594807908974, 390586327228567, 42432102644410392, 4609884118941107106, 500818517947942768226, 54409178269320447394874, 5911035284990253460656387

Offset

1,1

Comments

Column 7 of A251228

Links

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

R. H. Hardin, Empirical recurrence of order 99

Formula

Empirical recurrence of order 99 (see link above)

Example

Some solutions for n=1
..1..1..1..0..1..1..1..0....1..1..0..0..1..0..1..1....0..0..1..0..1..0..0..0
..1..0..0..0..0..0..1..0....0..1..1..0..1..0..0..0....0..1..0..0..1..1..1..1

Crossrefs

Sequence in context: A130615 A175741 A203090 * A183648 A339673 A324635

Adjacent sequences: A251224 A251225 A251226 * A251228 A251229 A251230

Keyword

nonn

Author

R. H. Hardin, Nov 30 2014

Status

approved