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A298769 Number of nX7 0..1 arrays with every element equal to 1, 2, 3, 5 or 8 king-move adjacent elements, with upper left element zero. 1
8, 2048, 11807, 89295, 754713, 6456802, 53950338, 454801194, 3847185453, 32497437189, 274558538901, 2321648021996, 19629628158181, 165957305627364, 1403226073953134, 11865080326336066, 100325233293376853 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A298770.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..112

EXAMPLE

Some solutions for n=4

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

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

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

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

CROSSREFS

Cf. A298770.

Sequence in context: A295217 A297950 A298559 * A299566 A298388 A299306

Adjacent sequences:  A298766 A298767 A298768 * A298770 A298771 A298772

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 26 2018

STATUS

approved

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Last modified May 18 03:30 EDT 2022. Contains 353783 sequences. (Running on oeis4.)