A254480 Number of (n+2)X(5+2) 0..1 arrays with every 3X3 subblock diagonal sum minus antidiagonal minimum nondecreasing horizontally and vertically

170504, 603895, 2289173, 8704471, 24234594, 71273789, 191995191, 525287732, 1379347935, 3717747517, 9894244375, 26921990051, 73220063771, 200786731170, 549584136687, 1507079827260, 4124541644442, 11290452671871, 30880436616666

Offset

1,1

Comments

Column 5 of A254483

Links

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

Example

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

Crossrefs

Sequence in context: A116890 A254550 A254557 * A126894 A251408 A206059

Adjacent sequences: A254477 A254478 A254479 * A254481 A254482 A254483

Keyword

nonn

Author

R. H. Hardin, Jan 31 2015

Status

approved