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A306140 Number of nX5 0..1 arrays with every element unequal to 1, 2, 3, 4, 6 or 7 king-move adjacent elements, with upper left element zero. 1
3, 313, 2787, 40610, 601535, 8151029, 114440831, 1609075139, 22447164273, 314280482738, 4398879870601, 61537268595549, 861131897150473, 12049755639784951, 168605788029197162, 2359272015430288592 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A306143.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A306143.

Sequence in context: A316580 A304594 A316380 * A317373 A083974 A135698

Adjacent sequences:  A306137 A306138 A306139 * A306141 A306142 A306143

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jun 22 2018

STATUS

approved

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Last modified August 19 08:42 EDT 2019. Contains 326115 sequences. (Running on oeis4.)