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A183601
1/6 the number of (n+1)X8 0..2 arrays with every 2X2 subblock containing all three values
1
47040, 4187499, 325834456, 26108240340, 2083981368760, 166653005250320, 13330538464876654, 1066653925785997106, 85362766209466105480, 6832162755933155019668, 546857478389624808674648
OFFSET
1,1
COMMENTS
Column 7 of A183603
LINKS
EXAMPLE
Some solutions with a(1,1)=0 for 3X8
..0..0..0..1..0..1..0..2....0..0..0..1..0..2..1..0....0..0..0..0..0..1..2..1
..2..1..2..1..2..1..2..1....2..1..2..2..1..0..1..2....2..1..2..1..2..0..2..0
..1..0..0..0..2..0..1..0....1..0..0..1..0..2..0..2....0..1..0..0..0..1..1..0
CROSSREFS
Sequence in context: A109030 A093223 A250688 * A206252 A212842 A254549
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 05 2011
STATUS
approved