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A186014 1/8192 the number of (n+2)X6 0..3 arrays with no 3X3 subblock trace equal to any horizontal or vertical neighbor 3X3 subblock trace 1
5341590, 9070779376, 16043983212792, 28418702031939836, 50262815203472669902, 88884044479388021963136, 157181851464796372886688987, 277959486316686617376269652771 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 4 of A186019
LINKS
EXAMPLE
Some solutions for 4X6
..0..2..0..3..0..1....0..2..2..3..0..0....0..2..0..3..0..0....0..2..2..2..2..3
..0..0..0..2..0..2....0..0..0..0..1..2....0..0..0..0..0..0....0..0..0..2..2..2
..0..0..0..0..2..3....0..0..0..0..3..2....0..0..0..0..3..3....0..0..0..0..0..2
..0..0..2..0..1..1....0..0..2..0..1..0....0..0..2..0..1..2....0..0..2..0..1..0
CROSSREFS
Sequence in context: A147528 A338542 A115960 * A234496 A022258 A092020
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 10 2011
STATUS
approved

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Last modified March 3 15:34 EST 2024. Contains 370512 sequences. (Running on oeis4.)