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A317269 Number of nX6 0..1 arrays with every element unequal to 0, 2, 3, 4, 6, 7 or 8 king-move adjacent elements, with upper left element zero. 1
1, 272, 842, 16877, 269286, 3234635, 52389467, 773668467, 11290705493, 170621554982, 2539927769977, 37874050523071, 566519072518773, 8458775423505580, 126360722809445467, 1887999263939269044 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
Column 6 of A317271.
LINKS
EXAMPLE
Some solutions for n=5
..0..0..0..0..0..1. .0..1..0..0..0..1. .0..1..0..0..0..1. .0..1..0..1..0..0
..1..1..1..0..1..0. .0..1..1..0..1..0. .0..1..0..0..0..1. .0..1..1..0..1..1
..1..1..0..0..1..0. .1..1..1..1..0..0. .0..0..0..0..0..0. .1..1..1..1..1..0
..1..1..0..0..0..1. .1..0..1..0..0..1. .1..1..0..1..1..0. .1..0..1..1..0..1
..0..0..1..1..0..1. .1..0..1..1..1..0. .0..1..0..0..0..1. .1..0..0..1..0..1
CROSSREFS
Cf. A317271.
Sequence in context: A304549 A316374 A306134 * A253113 A234884 A158587
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jul 25 2018
STATUS
approved

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Last modified March 28 10:55 EDT 2024. Contains 371241 sequences. (Running on oeis4.)