A251163 Number of (n+1)X(4+1) 0..3 arrays with no 2X2 subblock having the maximum of its diagonal elements greater than the absolute difference of its antidiagonal elements

12001, 172457, 1452052, 12191612, 109831980, 1007412975, 9109822648, 82472830043, 753010290232, 6882787491176, 62720467027182, 570967418260774, 5201513774032803, 47402120352175424, 431881041308586668

Offset

1,1

Comments

Column 4 of A251167

Links

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

Example

Some solutions for n=2
..0..0..2..2..3....0..1..1..2..3....2..0..0..1..3....0..2..3..3..3
..0..0..0..1..2....0..0..0..0..2....2..0..0..0..2....2..0..0..0..2
..3..1..0..0..2....2..1..0..0..0....3..3..3..1..0....2..1..1..1..1

Crossrefs

Sequence in context: A065701 A237491 A235074 * A236607 A156713 A183059

Adjacent sequences: A251160 A251161 A251162 * A251164 A251165 A251166

Keyword

nonn

Author

R. H. Hardin, Nov 30 2014

Status

approved