A254091 Number of (n+2)X(7+2) 0..1 arrays with every 3X3 subblock diagonal maximum minus antidiagonal maximum nondecreasing horizontally, vertically and ne-to-sw antidiagonally

42580424, 8324567231, 1795818466078, 360657676510382, 73398834331232444, 15062934487311200100, 3076463598348748891236, 628629303926309241200676, 128530739245385377895831372, 26271475649467935061922989468

Offset

1,1

Comments

Column 7 of A254092

Links

R. H. Hardin, Table of n, a(n) for n = 1..51

Example

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

Crossrefs

Sequence in context: A218109 A263561 A213737 * A254098 A276714 A187963

Adjacent sequences: A254088 A254089 A254090 * A254092 A254093 A254094

Keyword

nonn

Author

R. H. Hardin, Jan 25 2015

Status

approved