A295917 Number of nX7 0..1 arrays with each 1 adjacent to 0 or 3 king-move neighboring 1s.

34, 277, 2919, 30721, 314044, 3261576, 33703065, 348555744, 3605337986, 37285194645, 385624285944, 3988244570918, 41247771387074, 426598922843727, 4412031119622050, 45630745244822573, 471928833647029372

Offset

1,1

Comments

Column 7 of A295918.

Links

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

Example

Some solutions for n=4
..1..0..0..1..1..0..1. .0..0..0..0..0..0..0. .0..0..0..0..0..0..0
..0..0..0..1..1..0..0. .0..0..0..0..0..0..0. .0..0..1..0..1..0..0
..0..0..0..0..0..0..0. .0..1..1..0..0..0..1. .0..0..0..0..0..0..1
..0..0..1..0..0..0..0. .0..1..1..0..0..0..0. .0..1..0..0..0..0..0

Crossrefs

Cf. A295918.

Sequence in context: A254700 A241698 A159776 * A219927 A228284 A248076

Adjacent sequences: A295914 A295915 A295916 * A295918 A295919 A295920

Keyword

nonn

Author

R. H. Hardin, Nov 29 2017

Status

approved