A238285 Number of (n+1)X(5+1) 0..3 arrays with no element greater than all horizontal neighbors or less than all vertical neighbors

422, 105862, 12926271, 1058583000, 87389474502, 8155057418133, 790756782942944, 75089860262272452, 7004416705370946171, 653041012099727601632, 61178043367269083858961, 5741681272912802081072135

Offset

1,1

Comments

Column 5 of A238287

Links

R. H. Hardin, Table of n, a(n) for n = 1..162

Example

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

Crossrefs

Sequence in context: A249240 A231698 A248455 * A231939 A203099 A365865

Adjacent sequences: A238282 A238283 A238284 * A238286 A238287 A238288

Keyword

nonn

Author

R. H. Hardin, Feb 22 2014

Status

approved