A251009 Number of (n+1)X(7+1) 0..2 arrays with no 2X2 subblock having its maximum diagonal element less than the absolute difference of its antidiagonal elements

14381065, 37157718881, 95376750510010, 245313779556192507, 630984636213514464079, 1623066264412557796707138, 4174999762523849415510268532, 10739325555254704452141344544679

Offset

1,1

Comments

Column 7 of A251010

Links

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

Example

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

Crossrefs

Sequence in context: A210019 A111346 A238080 * A136608 A205413 A186067

Adjacent sequences: A251006 A251007 A251008 * A251010 A251011 A251012

Keyword

nonn

Author

R. H. Hardin, Nov 29 2014

Status

approved