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A297524
Number of 6Xn 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 1 or 3 neighboring 1s.
1
1, 123, 2445, 16173, 134123, 1995817, 25184119, 253060180, 2699712781, 31854290493, 365376809383, 4016844547274, 44697066555161, 506502839719527, 5708954680478155, 63850099140551870, 715789920989332820
OFFSET
1,2
COMMENTS
Row 6 of A297519.
LINKS
EXAMPLE
Some solutions for n=5
..0..1..0..0..0. .0..1..0..0..0. .0..0..1..0..1. .0..0..1..0..0
..1..0..0..0..0. .0..1..1..0..0. .0..0..0..1..1. .0..0..0..1..0
..0..0..0..0..0. .1..0..1..1..0. .0..0..0..0..0. .0..0..0..0..0
..1..0..0..0..0. .0..0..0..1..1. .0..0..0..0..1. .1..1..0..1..1
..0..1..0..0..0. .0..1..1..1..0. .1..1..0..1..0. .0..0..0..0..0
..0..0..0..1..1. .0..0..0..0..1. .0..0..0..0..0. .0..0..0..1..1
CROSSREFS
Cf. A297519.
Sequence in context: A115983 A202132 A160040 * A163711 A293309 A297754
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 31 2017
STATUS
approved