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A304055 Number of nX5 0..1 arrays with every element unequal to 1, 2, 4 or 5 king-move adjacent elements, with upper left element zero. 1
3, 51, 32, 155, 596, 1641, 5415, 30207, 124598, 500772, 2563187, 11938158, 52758745, 263350294, 1254691561, 5814881820, 28525545716, 136746379603, 646825243649, 3141919967404, 15089914588281, 72017487916126, 348004527241026 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A304058.

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

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

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

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

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

CROSSREFS

Cf. A304058.

Sequence in context: A078674 A071094 A144987 * A305449 A304701 A316452

Adjacent sequences:  A304052 A304053 A304054 * A304056 A304057 A304058

KEYWORD

nonn

AUTHOR

R. H. Hardin, May 05 2018

STATUS

approved

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Last modified November 27 12:44 EST 2020. Contains 338683 sequences. (Running on oeis4.)