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A296037
Number of nX6 0..1 arrays with each 1 adjacent to 2 or 4 king-move neighboring 1s.
1
1, 125, 799, 4102, 51941, 472540, 3650122, 33758793, 307234618, 2650048260, 23546186575, 210621784186, 1860743443024, 16496349597816, 146694214709467, 1301497660823356, 11548232427197861, 102554004043772167
OFFSET
1,2
COMMENTS
Column 6 of A296039.
LINKS
EXAMPLE
Some solutions for n=5
..1..0..0..1..0..1. .1..1..0..0..0..0. .1..0..0..0..0..0. .1..1..0..0..0..0
..1..1..1..0..1..1. .1..0..0..1..0..0. .1..1..0..0..0..0. .0..1..0..0..0..0
..0..0..1..1..0..0. .0..0..1..0..1..1. .0..0..0..1..1..0. .0..0..0..0..1..0
..0..0..1..0..0..1. .0..0..0..1..0..1. .0..1..1..0..0..1. .0..0..0..1..1..0
..0..1..1..0..1..1. .0..0..0..0..0..0. .0..1..0..1..1..0. .0..0..0..0..0..0
CROSSREFS
Cf. A296039.
Sequence in context: A016815 A253352 A204611 * A355885 A088896 A016851
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 03 2017
STATUS
approved