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A300318
Number of nX5 0..1 arrays with every element equal to 0, 1, 3, 4, 5, 6, 7 or 8 king-move adjacent elements, with upper left element zero.
1
8, 50, 186, 3486, 31345, 345605, 4705725, 55447293, 678378012, 8639800982, 106694626482, 1327698401680, 16645224573380, 207364354680375, 2587401640607317, 32329300216548633, 403435099462065764
OFFSET
1,1
COMMENTS
Column 5 of A300321.
LINKS
EXAMPLE
Some solutions for n=5
..0..1..1..1..1. .0..1..1..0..0. .0..0..1..1..1. .0..0..0..0..0
..0..1..1..1..1. .0..1..1..1..1. .1..1..1..1..1. .1..1..0..0..0
..0..0..0..0..1. .1..1..0..1..1. .1..1..1..1..1. .0..0..0..1..1
..0..0..1..1..1. .1..1..1..1..1. .0..1..1..1..0. .0..0..0..0..0
..0..0..1..1..1. .0..1..0..1..0. .1..0..1..1..0. .1..1..0..0..0
CROSSREFS
Cf. A300321.
Sequence in context: A299686 A133426 A212063 * A290617 A163228 A033463
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 02 2018
STATUS
approved