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A300107 Number of nX7 0..1 arrays with every element equal to 1, 2, 3, 5, 6, 7 or 8 king-move adjacent elements, with upper left element zero. 1
8, 2048, 13268, 150416, 4330629, 96369782, 1781758380, 37174337571, 798263732216, 16561883290086, 344500596499596, 7229007746190893, 151282991464412266, 3161738527029049302, 66155375962564555781 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A300108.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A300108.

Sequence in context: A298388 A299306 A299464 * A139298 A004819 A001375

Adjacent sequences:  A300104 A300105 A300106 * A300108 A300109 A300110

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 25 2018

STATUS

approved

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Last modified August 8 17:55 EDT 2022. Contains 356016 sequences. (Running on oeis4.)