The On-Line Encyclopedia of Integer Sequences (OEIS)

A326163 revision #3

A326163

Number of nX6 0..1 arrays with every element unequal to 0, 1, 3, 4 or 5 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.

13, 46, 160, 838, 5555, 39808, 307759, 2396312, 18554951, 144011286, 1114725151, 8648561245, 67114777306, 521304493710, 4049638171109, 31461571016553, 244413499965088, 1898683692048684, 14749279061897812, 114573556996895961

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OFFSET

1,1

COMMENTS

Column 6 of A326165.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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