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A298665 Number of nX6 0..1 arrays with every element equal to 0, 3, 4, 6 or 7 king-move adjacent elements, with upper left element zero. 1
1, 1, 8, 9, 38, 169, 238, 1019, 3112, 7518, 25887, 74736, 218787, 690826, 2069920, 6363967, 19855161, 61528839, 192963096, 609853755, 1933979526, 6175400889, 19859400627, 64164744962, 208511225451, 681665542190, 2238543624216 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

COMMENTS

Column 6 of A298667.

LINKS

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

EXAMPLE

Some solutions for n=8

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

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

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

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

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

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

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

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

CROSSREFS

Cf. A298667.

Sequence in context: A322797 A075079 A317379 * A284822 A222354 A041933

Adjacent sequences:  A298662 A298663 A298664 * A298666 A298667 A298668

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 24 2018

STATUS

approved

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Last modified May 15 18:26 EDT 2021. Contains 343920 sequences. (Running on oeis4.)