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A184211
Number of (n+1)X4 0..3 arrays with every 2X2 subblock sum greater than 6
1
9247, 808007, 57181621, 4411909035, 330196807919, 25009565161353, 1885849010087814, 142446559265305753, 10752643612703642576, 811869697394792482929, 61293780184394571372749, 4627667346569724701642939
OFFSET
1,1
COMMENTS
Column 3 of A184217
LINKS
EXAMPLE
Some solutions for 3X4
..2..2..2..2....2..0..2..3....2..2..2..1....2..2..2..2....0..2..3..0
..1..3..3..1....2..3..3..1....3..2..3..1....0..3..3..2....2..3..2..3
..2..2..3..2....1..1..1..3....1..3..3..1....1..3..3..0....3..3..2..1
CROSSREFS
Sequence in context: A092005 A236512 A031848 * A035910 A202466 A013815
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 10 2011
STATUS
approved