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A304063 Number of nX6 0..1 arrays with every element unequal to 2, 3, 4 or 5 king-move adjacent elements, with upper left element zero. 1
0, 209, 1891, 48148, 1105513, 25507453, 598203550, 13909028356, 324563218021, 7567409946962, 176452028507188, 4114706214487918, 95946894631956152, 2237334544522483079, 52170999659329203243, 1216543293562638286790 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 6 of A304065.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A304065.

Sequence in context: A181623 A104874 A157441 * A305455 A305020 A316684

Adjacent sequences:  A304060 A304061 A304062 * A304064 A304065 A304066

KEYWORD

nonn

AUTHOR

R. H. Hardin, May 05 2018

STATUS

approved

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Last modified April 26 08:48 EDT 2019. Contains 322472 sequences. (Running on oeis4.)