A253982 Number of (n+2) X (5+2) 0..1 arrays with every 3 X 3 subblock diagonal maximum plus antidiagonal maximum nondecreasing horizontally and vertically.

881432, 55806952, 3672381306, 228352636069, 14408056664402, 913950319279306, 57738786884410078, 3651898799311128482, 231046674669079192776, 14612889226040648597307, 924307651779494524213990

Offset

1,1

Comments

Column 5 of A253985.

Links

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

Example

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

Crossrefs

Cf. A253985.

Sequence in context: A224595 A254387 A254394 * A273036 A251409 A128286

Adjacent sequences: A253979 A253980 A253981 * A253983 A253984 A253985

Keyword

nonn

Author

R. H. Hardin, Jan 21 2015

Status

approved