A233844 Number of (n+2)X(7+2) 0..3 arrays with no increasing sequence of length 3 horizontally or antidiagonally downwards

2727732140106016, 279374998997273713072, 27863681225902674985846368, 2778494368410413165502002015104, 276684951243509608120773693186767232, 27552332039450104689873327797008192228864

Offset

1,1

Comments

Column 7 of A233845

Links

R. H. Hardin, Table of n, a(n) for n = 1..69

Example

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

Crossrefs

Sequence in context: A216908 A080126 A335394 * A104282 A234067 A172576

Adjacent sequences: A233841 A233842 A233843 * A233845 A233846 A233847

Keyword

nonn

Author

R. H. Hardin, Dec 16 2013

Status

approved