A302893 Number of 6Xn 0..1 arrays with every element equal to 0, 2, 3, 4 or 5 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

32, 10, 2262, 5570, 206332, 3452246, 89290791, 2247650354, 58094615177, 1540354633767, 40739033217595, 1087182534900727, 29004770266122149, 775441100324682296, 20737778147987856815, 554842761897911867720

Offset

1,1

Comments

Row 6 of A302889.

Links

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

Example

Some solutions for n=5
..0..1..0..0..1. .0..0..0..1..1. .0..0..0..0..1. .0..1..0..0..1
..1..1..1..0..0. .1..0..0..1..1. .0..0..1..0..0. .0..1..0..0..0
..0..1..1..0..1. .0..0..0..1..1. .0..0..0..0..0. .1..1..1..0..0
..0..1..1..0..0. .1..0..1..1..1. .1..1..0..1..1. .0..0..0..0..0
..1..1..1..0..0. .0..0..1..1..0. .1..1..0..1..1. .0..0..1..1..1
..0..1..1..0..0. .0..0..1..1..0. .0..1..1..1..0. .0..0..1..1..0

Crossrefs

Cf. A302889.

Sequence in context: A303246 A302372 A303088 * A303628 A070616 A079809

Adjacent sequences: A302890 A302891 A302892 * A302894 A302895 A302896

Keyword

nonn

Author

R. H. Hardin, Apr 15 2018

Status

approved