A281714 Number of n X 7 0..1 arrays with no element unequal to a strict majority of its horizontal, diagonal and antidiagonal neighbors and with new values introduced in order 0 sequentially upwards.

8, 126, 902, 5781, 37781, 252867, 1721319, 11737418, 80326035, 550174620, 3770023291, 25852784618, 177312917355, 1216400299609, 8345678370420, 57264137432807, 392941243651302, 2696425337315332, 18503762711566377

Offset

1,1

Comments

Column 7 of A281715.

Links

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

Example

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

Crossrefs

Cf. A281715.

Sequence in context: A298623 A035130 A055762 * A236549 A360852 A262732

Adjacent sequences: A281711 A281712 A281713 * A281715 A281716 A281717

Keyword

nonn

Author

R. H. Hardin, Jan 28 2017

Status

approved