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A285147
Number of n X 3 0..1 arrays with the number of 1's horizontally or antidiagonally adjacent to some 0 one less than the number of 0's adjacent to some 1.
1
1, 14, 113, 786, 5742, 42176, 314197, 2359900, 17852820, 135811506, 1037931930, 7962744490, 61286318733, 473008466100, 3659466705689, 28371299519552, 220366440810204, 1714457590259554, 13358188660727160, 104218249427651818
OFFSET
1,2
COMMENTS
Column 3 of A285152.
LINKS
EXAMPLE
Some solutions for n=4
..1..0..0. .0..1..1. .0..0..0. .1..1..0. .1..1..1. .1..1..1. .0..1..0
..0..0..1. .0..0..1. .1..0..1. .0..0..0. .1..1..0. .1..0..0. .1..1..1
..0..0..0. .0..0..1. .0..1..0. .0..0..0. .0..0..0. .0..1..1. .0..0..0
..1..1..0. .0..0..0. .1..0..0. .1..0..1. .1..0..1. .0..1..0. .1..0..0
CROSSREFS
Cf. A285152.
Sequence in context: A002409 A155655 A007817 * A327361 A293874 A044346
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 12 2017
STATUS
approved