A298545 - OEIS

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A298545

Number of nX6 0..1 arrays with every element equal to 1, 2, 3, 4 or 7 king-move adjacent elements, with upper left element zero.

5, 793, 18500, 367315, 7967553, 173576070, 3761355239, 81677753297, 1774108927621, 38529111050778, 836821808212497, 18175723084272581, 394774116052009271, 8574453535228015931, 186236792256052520405

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

COMMENTS

Column 6 of A298547.

LINKS

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

EXAMPLE

Some solutions for n=3

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

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

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