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A305639 Number of nX5 0..1 arrays with every element unequal to 0, 1, 2, 4, 5 or 6 king-move adjacent elements, with upper left element zero. 1
16, 94, 255, 1516, 8734, 48567, 282463, 1774950, 11228442, 70910634, 457532212, 2961818801, 19161856034, 124734623018, 812517208743, 5292463879491, 34538146713972, 225412286656429, 1471173825589666, 9607289878561764 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A305642.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A305642.

Sequence in context: A108676 A304344 A316215 * A317033 A294433 A160750

Adjacent sequences:  A305636 A305637 A305638 * A305640 A305641 A305642

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jun 07 2018

STATUS

approved

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Last modified December 8 20:37 EST 2021. Contains 349596 sequences. (Running on oeis4.)