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A298491
Number of nX5 0..1 arrays with every element equal to 0, 1, 2, 4 or 7 king-move adjacent elements, with upper left element zero.
1
16, 69, 43, 101, 178, 253, 423, 715, 1082, 1821, 3203, 5330, 8978, 15692, 26461, 46208, 81149, 140777, 249483, 441475, 779765, 1395734, 2500928, 4482129, 8083673, 14626941, 26461576, 48067594, 87581436, 159592285, 291543010, 533756714
OFFSET
1,1
COMMENTS
Column 5 of A298494.
LINKS
EXAMPLE
Some solutions for n=9
..0..1..1..0..0. .0..0..1..1..1. .0..0..0..0..0. .0..1..1..0..1
..1..1..1..1..0. .1..0..1..0..1. .1..1..1..1..1. .1..1..1..1..1
..0..0..0..0..0. .1..1..1..0..0. .1..0..1..1..0. .0..0..0..0..0
..1..0..0..1..1. .1..1..1..0..0. .1..1..1..1..1. .1..0..0..1..0
..0..0..0..0..0. .1..0..1..0..1. .0..0..0..0..0. .0..0..0..0..0
..1..1..1..1..0. .0..0..1..1..1. .0..1..0..0..1. .1..1..1..1..1
..0..1..1..0..0. .0..0..1..1..1. .0..0..0..0..0. .0..0..0..0..0
..1..1..1..1..1. .1..0..1..0..1. .1..1..1..1..1. .1..1..1..1..1
..0..0..0..0..1. .0..0..1..1..1. .0..0..0..0..0. .0..1..1..0..1
CROSSREFS
Cf. A298494.
Sequence in context: A247663 A235643 A297886 * A298291 A299385 A299184
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 20 2018
STATUS
approved