A251154 Number of (n+1)X(4+1) 0..2 arrays with no 2X2 subblock having the minimum of its diagonal elements greater than the absolute difference of its antidiagonal elements

24233, 2644832, 280327551, 29975340928, 3196108892595, 341101055365828, 36393433887011865, 3883324893446117053, 414354936286413663514, 44212525268613600120711, 4717554876109833507299846

Offset

1,1

Comments

Column 4 of A251158

Links

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

Example

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

Crossrefs

Sequence in context: A321063 A309018 A253465 * A078870 A154069 A318630

Adjacent sequences: A251151 A251152 A251153 * A251155 A251156 A251157

Keyword

nonn

Author

R. H. Hardin, Nov 30 2014

Status

approved