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A316798 Number of nX5 0..1 arrays with every element unequal to 2, 3, 5, 6, 7 or 8 king-move adjacent elements, with upper left element zero. 1
0, 18, 31, 170, 792, 3759, 18897, 91138, 476043, 2434631, 12363865, 63517567, 326131379, 1671754689, 8572647264, 44017843069, 225847266812, 1158829313595, 5947763981588, 30523170292757, 156640465674701, 803891068081321 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 5 of A316801.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A316801.

Sequence in context: A287683 A182254 A305220 * A070744 A137600 A299707

Adjacent sequences:  A316795 A316796 A316797 * A316799 A316800 A316801

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jul 14 2018

STATUS

approved

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Last modified April 23 12:15 EDT 2021. Contains 343204 sequences. (Running on oeis4.)