login
A299526
Number of nX6 0..1 arrays with every element equal to 1, 3, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero.
1
1, 88, 60, 2573, 26670, 278292, 4719927, 71687832, 922790506, 14615256916, 223874539350, 3179749825098, 48321797378255, 733915545576040, 10783462823996803, 161895681903270921, 2440220398480682255
OFFSET
1,2
COMMENTS
Column 6 of A299528.
LINKS
EXAMPLE
Some solutions for n=5
..0..1..1..1..0..1. .0..0..1..1..0..0. .0..1..0..0..1..1. .0..0..1..1..0..1
..1..0..1..1..1..0. .0..0..0..0..0..0. .1..0..0..0..1..1. .1..1..1..1..0..1
..0..0..0..0..1..1. .0..0..1..0..1..1. .0..0..1..1..1..1. .0..0..1..0..0..0
..1..0..0..0..0..1. .1..1..0..0..1..1. .0..0..1..1..1..0. .1..1..1..1..0..1
..1..0..0..0..1..0. .1..1..0..0..0..0. .0..0..1..1..1..0. .0..0..1..1..0..1
CROSSREFS
Cf. A299528.
Sequence in context: A299586 A033408 A298452 * A109989 A239154 A181469
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 11 2018
STATUS
approved