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A186010
1/8192 the number of (n+2)X(n+2) 0..3 arrays with no 3X3 subblock trace equal to any horizontal or vertical neighbor 3X3 subblock trace
0
32, 301296, 28935691550, 28418702031939836, 283178106619218127407323, 28654609946372050600800562086387
OFFSET
1,1
COMMENTS
Diagonal of A186019
EXAMPLE
Some solutions for 4X4
..2..0..0..0....0..0..0..0....2..0..0..0....0..0..0..0....2..0..0..0
..0..2..0..0....0..0..0..0....0..2..0..0....0..0..0..0....0..2..0..0
..0..1..2..2....1..2..1..2....0..2..3..1....2..2..0..1....2..2..0..1
..1..3..2..0....1..2..2..0....1..0..1..0....3..3..2..0....1..2..0..3
CROSSREFS
Sequence in context: A094814 A017297 A228427 * A017417 A286179 A017549
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 10 2011
STATUS
approved