A317122 Number of nX5 0..1 arrays with every element unequal to 0, 1, 2, 3, 5, 7 or 8 king-move adjacent elements, with upper left element zero.

16, 192, 1164, 8598, 65099, 507378, 3982123, 31333222, 246848528, 1945815038, 15341364283, 120965254191, 953833588906, 7521270608902, 59307884784632, 467664851141689, 3687716308981575, 29079067244878081, 229299717254297619

Offset

1,1

Comments

Column 5 of A317125.

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..1..0..1. .0..0..0..0..0. .0..0..0..0..0
..0..0..0..0..0. .0..1..1..1..1. .0..1..0..0..0. .0..0..0..0..0
..0..0..0..0..0. .0..0..1..1..0. .0..0..1..0..1. .0..1..0..1..0
..1..1..0..1..0. .0..1..1..0..0. .0..0..0..0..0. .1..0..0..0..1
..1..1..0..0..1. .1..1..1..0..1. .0..0..1..0..0. .1..1..1..1..1

Crossrefs

Cf. A317125.

Sequence in context: A316206 A302298 A305773 * A230832 A305590 A232426

Adjacent sequences: A317119 A317120 A317121 * A317123 A317124 A317125

Keyword

nonn

Author

R. H. Hardin, Jul 21 2018

Status

approved