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A289649
Number of n X 6 0..1 arrays with the number of 1's horizontally, antidiagonally or vertically adjacent to some 0 two less than the number of 0's adjacent to some 1.
1
1, 642, 31271, 1756800, 98170524, 5675111511, 332113863074, 19700973655406, 1179502836506537, 71173612294297941, 4321709778773574262, 263787324115374465023, 16170909984602074224282, 994955226590688056771461
OFFSET
1,2
COMMENTS
Column 6 of A289651.
LINKS
EXAMPLE
Some solutions for n=3
..1..0..0..1..1..0. .1..0..0..0..0..1. .1..1..0..1..1..0. .1..0..0..1..0..0
..0..1..1..0..1..0. .1..0..1..1..0..1. .1..0..0..0..0..1. .0..0..1..0..0..1
..0..1..0..0..1..0. .1..0..0..0..0..1. .0..1..0..0..1..1. .0..1..1..1..1..0
CROSSREFS
Cf. A289651.
Sequence in context: A230715 A135384 A253420 * A271039 A061324 A089295
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jul 09 2017
STATUS
approved