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A299311
Number of nX5 0..1 arrays with every element equal to 1, 2, 4, 5, 6 or 7 king-move adjacent elements, with upper left element zero.
1
3, 23, 63, 504, 3463, 24519, 167810, 1165033, 8305148, 58382562, 409804187, 2900191611, 20484580351, 144448486221, 1020055338337, 7204564257340, 50860269292839, 359093840742852, 2535713227786876, 17904201238729402
OFFSET
1,1
COMMENTS
Column 5 of A299314.
LINKS
EXAMPLE
Some solutions for n=5
..0..1..1..0..1. .0..1..1..1..1. .0..0..1..1..0. .0..0..0..0..1
..0..0..0..0..1. .1..0..0..0..0. .1..1..0..0..1. .1..1..1..1..1
..0..0..0..0..0. .1..0..0..0..1. .0..0..0..0..1. .0..1..1..1..1
..1..0..1..0..0. .1..0..1..0..1. .1..0..0..0..1. .0..0..0..0..1
..1..0..1..1..0. .0..1..0..1..0. .1..0..1..1..0. .1..1..0..0..0
CROSSREFS
Cf. A299314.
Sequence in context: A262769 A298393 A299511 * A300112 A183332 A358422
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 06 2018
STATUS
approved