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A303038
Number of nX6 0..1 arrays with every element equal to 0, 1, 3, 4 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
1
13, 113, 150, 869, 3069, 13597, 63254, 298328, 1487003, 7748342, 41876150, 234739185, 1358331357, 8044921674, 48567141833, 297402619344, 1839614527950, 11463650530293, 71813104193006, 451521024746927, 2846294049645254
OFFSET
1,1
COMMENTS
Column 6 of A303040.
LINKS
EXAMPLE
Some solutions for n=5
..0..1..0..1..1..0. .0..1..0..1..1..1. .0..1..0..1..0..1. .0..0..1..0..1..0
..0..1..0..1..0..1. .0..1..0..1..0..1. .1..0..0..1..1..0. .0..1..0..0..1..0
..0..1..0..1..0..1. .0..1..0..1..0..1. .1..0..1..0..1..0. .0..1..0..0..0..0
..0..1..0..1..0..1. .0..1..0..1..0..1. .1..0..1..0..1..0. .0..1..1..0..1..0
..0..0..1..1..0..1. .0..1..0..0..1..1. .1..0..1..0..1..0. .0..1..0..1..1..0
CROSSREFS
Cf. A303040.
Sequence in context: A044345 A166573 A044726 * A141937 A320464 A302875
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 17 2018
STATUS
approved