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A304950 Number of nX6 0..1 arrays with every element unequal to 0, 2, 3, 5 or 7 king-move adjacent elements, with upper left element zero. 1
1, 49, 58, 139, 468, 1916, 5296, 17450, 62128, 207139, 693887, 2374914, 8053735, 27274672, 92857712, 315536730, 1072011317, 3644889383, 12392444295, 42124232144, 143216096733, 486915951642, 1655379720756, 5628020733928 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 6 of A304952.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A304952.

Sequence in context: A028915 A090063 A143164 * A316618 A039472 A135145

Adjacent sequences:  A304947 A304948 A304949 * A304951 A304952 A304953

KEYWORD

nonn

AUTHOR

R. H. Hardin, May 22 2018

STATUS

approved

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Last modified September 20 16:58 EDT 2019. Contains 327242 sequences. (Running on oeis4.)