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A299511
Number of nX5 0..1 arrays with every element equal to 1, 2, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero.
1
3, 23, 63, 439, 2336, 13836, 84449, 477162, 2791607, 16636917, 97058395, 570262874, 3367162901, 19801727995, 116509777747, 686290995336, 4040692813238, 23787554620668, 140061126398047, 824696516000949, 4855665877463138
OFFSET
1,1
COMMENTS
Column 5 of A299514.
LINKS
EXAMPLE
Some solutions for n=5
..0..1..0..0..0. .0..0..0..0..0. .0..0..0..1..0. .0..1..1..1..0
..0..1..1..1..1. .1..0..0..0..1. .1..0..0..0..1. .0..0..0..0..1
..0..1..1..1..0. .0..1..1..1..0. .0..1..1..1..0. .0..0..0..0..1
..1..1..1..1..0. .0..1..1..1..0. .0..1..1..1..0. .0..0..0..0..0
..0..0..0..1..0. .1..1..1..1..1. .1..1..1..1..1. .0..1..1..1..1
CROSSREFS
Cf. A299514.
Sequence in context: A362540 A262769 A298393 * A299311 A300112 A183332
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 11 2018
STATUS
approved