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A284080 Number of 6Xn 0..1 arrays with no 1 equal to more than three of its horizontal, diagonal and antidiagonal neighbors, with the exception of exactly two elements. 1
0, 0, 37557, 2816826, 188451507, 11888242488, 690497721277, 38373427448124, 2066968333513522, 108420537349373668, 5571748174347914144, 281628555096973980684, 14037532233093064300116, 691473229181393813694060 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,3
COMMENTS
Row 6 of A284075.
LINKS
EXAMPLE
Some solutions for n=3
..1..0..1. .0..1..0. .0..0..1. .0..0..1. .0..1..0. .0..1..0. .1..0..1
..0..0..0. .1..0..0. .1..0..0. .1..1..1. .0..1..1. .1..0..1. .0..1..1
..0..0..1. .0..0..1. .1..0..1. .1..1..0. .0..1..1. .1..1..1. .1..1..1
..1..1..1. .1..0..0. .1..1..1. .1..1..0. .0..0..1. .0..1..1. .1..0..0
..0..1..1. .1..1..1. .1..0..1. .0..0..1. .1..1..1. .1..0..1. .1..1..0
..0..1..1. .1..1..1. .1..1..1. .1..0..0. .1..1..1. .0..0..0. .1..1..0
CROSSREFS
Cf. A284075.
Sequence in context: A165284 A235298 A233662 * A092682 A236122 A320208
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 19 2017
STATUS
approved

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Last modified May 20 19:00 EDT 2024. Contains 372720 sequences. (Running on oeis4.)