A251112 Number of (n+1)X(7+1) 0..2 arrays with no 2X2 subblock having the maximum of its diagonal elements greater than the absolute difference of its antidiagonal elements

83126, 1369052, 17154384, 219945737, 2909254399, 39932445704, 543468953142, 7276708300287, 97960066200389, 1333970648360372, 18165793937120430, 246149469079377194, 3335194074523366642, 45328736563024397475

Offset

1,1

Comments

Column 7 of A251113

Links

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

Example

Some solutions for n=1
..2..0..0..2..2..0..0..0....0..2..2..2..2..2..0..1....1..0..2..2..0..1..1..2
..2..0..0..0..2..2..1..0....1..0..0..0..0..2..1..0....1..0..0..2..0..0..1..0

Crossrefs

Sequence in context: A237097 A206323 A237535 * A298437 A190385 A201251

Adjacent sequences: A251109 A251110 A251111 * A251113 A251114 A251115

Keyword

nonn

Author

R. H. Hardin, Nov 30 2014

Status

approved