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A299819 Number of nX6 0..1 arrays with every element equal to 0, 2, 3, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero. 1
1, 389, 4507, 176353, 5678641, 203062719, 7338573888, 266405977942, 9728685869763, 355450127061109, 13000785497304692, 475626104635308752, 17403283800560540891, 636836368854527405026, 23304330631071793509400 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 6 of A299821.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A299821.

Sequence in context: A205920 A299891 A299058 * A299719 A300340 A228580

Adjacent sequences:  A299816 A299817 A299818 * A299820 A299821 A299822

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 19 2018

STATUS

approved

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Last modified August 8 18:58 EDT 2022. Contains 356016 sequences. (Running on oeis4.)