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A297659
Number of 6Xn 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 1, 2 or 3 neighboring 1s.
1
1, 1632, 55706, 1105531, 46187510, 1906300826, 63350980838, 2211348272559, 81510059624659, 2921136549256989, 103683457156054557, 3719547264451758684, 133489746983350501721, 4775013243230452400632, 170915659747129027279021
OFFSET
1,2
COMMENTS
Row 6 of A297654.
LINKS
EXAMPLE
Some solutions for n=3
..0..1..1. .0..1..1. .0..1..1. .1..0..0. .0..1..1. .1..1..0. .0..0..0
..0..0..0. .1..1..0. .0..0..1. .0..1..0. .0..0..1. .0..0..0. .1..1..1
..0..0..1. .0..1..0. .1..1..1. .0..1..0. .0..0..1. .1..1..0. .1..1..0
..0..1..0. .1..1..1. .0..0..0. .1..0..0. .0..1..0. .0..1..0. .0..0..0
..1..0..1. .0..1..0. .0..0..1. .0..1..1. .1..1..0. .0..1..0. .1..1..0
..0..1..1. .1..1..0. .0..1..1. .1..1..0. .0..1..0. .0..1..1. .1..1..0
CROSSREFS
Cf. A297654.
Sequence in context: A063891 A254849 A237923 * A219007 A072409 A052455
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 02 2018
STATUS
approved