A281954 Number of n X 7 0..1 arrays with no element unequal to more than four of its king-move neighbors and with new values introduced in order 0 sequentially upwards.

64, 5912, 49293, 640778, 6763599, 77540974, 882270370, 10123006858, 116604534792, 1345813812696, 15585251444842, 180700875916842, 2098345263959671, 24392459965665856, 283751542454944023

Offset

1,1

Comments

Column 7 of A281955.

Links

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

Example

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

Crossrefs

Cf. A281955.

Sequence in context: A301449 A265616 A321207 * A316182 A305768 A317117

Adjacent sequences: A281951 A281952 A281953 * A281955 A281956 A281957

Keyword

nonn

Author

R. H. Hardin, Feb 03 2017

Status

approved