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A299551
Number of nX5 0..1 arrays with every element equal to 2, 3, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero.
1
0, 17, 166, 2034, 37283, 621694, 10759709, 186196755, 3228302388, 56039078855, 972900407835, 16894462255777, 293386003806570, 5095052984033619, 88483658699604172, 1536666893263218719, 26686856440375516367
OFFSET
1,2
COMMENTS
Column 5 of A299554.
LINKS
EXAMPLE
Some solutions for n=5
..0..1..1..1..1. .0..0..0..0..0. .0..0..1..0..0. .0..0..0..1..1
..0..0..1..1..1. .0..0..0..1..0. .0..1..0..1..0. .0..0..0..1..0
..1..0..1..1..1. .0..0..0..1..1. .1..1..1..1..1. .0..0..0..0..0
..1..1..0..0..1. .1..1..0..0..0. .1..1..1..0..1. .0..1..1..1..1
..1..0..0..0..0. .1..1..1..0..0. .1..1..1..0..0. .0..0..1..1..1
CROSSREFS
Cf. A299554.
Sequence in context: A096192 A367598 A076458 * A362537 A124299 A289422
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 12 2018
STATUS
approved