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A224657
Number of (n+2)X6 0..2 matrices with each 3X3 subblock having the same population
0
804357, 1221507, 1937061, 3374595, 8416035, 23449635, 74664963, 309137607, 1332279387
OFFSET
1,1
COMMENTS
Column 4 of A224658
EXAMPLE
Some solutions for n=2
..0..0..1..2..2..2....0..0..0..0..0..1....0..0..1..0..0..2....0..0..1..1..1..1
..1..1..1..1..1..1....2..0..1..2..1..0....1..1..2..1..1..0....0..1..0..0..0..2
..2..2..2..0..0..1....2..1..1..2..0..1....2..2..0..2..2..1....1..0..2..0..0..0
..0..0..1..2..2..2....0..0..0..0..0..1....0..0..1..0..0..2....0..0..1..1..1..1
CROSSREFS
Sequence in context: A231090 A237298 A069338 * A214148 A272692 A186585
KEYWORD
nonn
AUTHOR
R. H. Hardin Apr 13 2013
STATUS
approved