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A301353 Number of nX7 0..1 arrays with every element equal to 1, 2, 3, 5 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero. 1
8, 981, 39390, 1392131, 48476633, 1702789144, 59990521481, 2112136719464, 74331048515102, 2616023120767407, 92071029240759757, 3240450558843642214, 114047892100718342015, 4013922484956252317237, 141270244696020479378913 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A301354.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A301354.

Sequence in context: A300426 A300688 A300611 * A183888 A181965 A159868

Adjacent sequences:  A301350 A301351 A301352 * A301354 A301355 A301356

KEYWORD

nonn

AUTHOR

R. H. Hardin, Mar 19 2018

STATUS

approved

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Last modified May 25 16:50 EDT 2022. Contains 354071 sequences. (Running on oeis4.)