A251357 Number of (n+1)X(6+1) 0..3 arrays with no 2X2 subblock having its maximum diagonal element less than the absolute difference of its antidiagonal elements

98701641, 686136478104, 4753101689364667, 32965636361618419743, 228648289988622704385854, 1585943776953652951681545112, 11000436315087679572883176345368, 76301320805712508192634831721997605

Offset

1,1

Comments

Column 6 of A251359

Links

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

Example

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

Crossrefs

Sequence in context: A322692 A322683 A322693 * A168640 A202722 A330129

Adjacent sequences: A251354 A251355 A251356 * A251358 A251359 A251360

Keyword

nonn

Author

R. H. Hardin, Dec 01 2014

Status

approved