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A296587
Number of nX7 0..1 arrays with each 1 horizontally, vertically or antidiagonally adjacent to 0, 2 or 3 neighboring 1s.
1
34, 1358, 26895, 923475, 32689069, 1109882746, 39585589653, 1408384872667, 50119033383361, 1788025832012463, 63778938480161860, 2275432663246599492, 81187972416766005085, 2896820351120192686438, 103361550677350864438976
OFFSET
1,1
COMMENTS
Column 7 of A296588.
LINKS
EXAMPLE
Some solutions for n=3
..0..1..1..0..0..1..1. .0..1..1..0..0..0..0. .0..0..0..0..0..0..0
..0..1..0..1..1..1..0. .1..0..1..1..1..0..0. .0..0..1..1..0..1..1
..0..1..1..0..0..0..0. .1..1..0..1..0..0..0. .0..0..1..0..0..1..0
CROSSREFS
Cf. A296588.
Sequence in context: A158731 A297693 A093550 * A212735 A123790 A297636
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 16 2017
STATUS
approved