login
A299141
Number of nX7 0..1 arrays with every element equal to 1, 2, 3, 4, 5 or 7 king-move adjacent elements, with upper left element zero.
1
8, 3336, 298361, 23808476, 1958821107, 161617794805, 13311860331263, 1096571119921011, 90332592148780928, 7441355378176877032, 612998553731816949526, 50497150303834130394009, 4159817600706531428357054
OFFSET
1,1
COMMENTS
Column 7 of A299142.
LINKS
EXAMPLE
Some solutions for n=5
..0..0..0..1..1..0..1. .0..0..0..1..0..1..1. .0..0..0..0..0..1..1
..0..0..1..1..0..1..0. .0..0..1..0..0..0..1. .0..0..1..0..1..0..1
..0..0..0..1..1..0..1. .0..0..0..1..0..0..0. .0..0..0..1..1..0..1
..0..0..0..0..0..0..1. .0..0..0..1..1..1..1. .0..0..0..1..1..0..1
..0..0..1..1..0..0..0. .0..0..1..0..1..0..0. .0..0..1..0..1..0..0
CROSSREFS
Cf. A299142.
Sequence in context: A079177 A298279 A299372 * A299936 A299066 A299838
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 03 2018
STATUS
approved