A234183 Number of (n+1) X (7+1) 0..5 arrays with every 2 X 2 subblock having the absolute values of all six edge and diagonal differences no larger than 1.

1369642, 401094098, 120976778744, 37514052801518, 11754967788904960, 3703737043672511320, 1170390542119945204322, 370480426379115446023806, 117401261681668108028782262, 37231424573260341814948516460

Offset

1,1

Comments

Column 7 of A234184.

Links

R. H. Hardin, Table of n, a(n) for n = 1..112

Example

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

Crossrefs

Cf. A234184.

Sequence in context: A333586 A348053 A332493 * A235855 A191820 A074999

Adjacent sequences: A234180 A234181 A234182 * A234184 A234185 A234186

Keyword

nonn

Author

R. H. Hardin, Dec 20 2013

Status

approved