A229410 Number of nX6 0..3 arrays avoiding 11 horizontally, 22 vertically, 33 antidiagonally and 00 diagonally.
3105, 2127718, 1519840402, 1088122273732, 777638567093963, 555943964324988272, 397464769862060665547, 284105148255669874762809, 203090587265539495545226411, 145172630350979718652322109853
Offset: 1
Keywords
Examples
Some solutions for n=3 ..0..0..0..0..2..3....0..0..0..0..1..0....0..0..0..0..1..0....0..0..0..0..0..0 ..0..2..1..2..1..0....0..2..1..2..1..2....0..2..1..2..1..2....0..2..1..3..1..3 ..1..3..0..1..3..2....0..3..0..1..0..0....2..1..0..1..0..0....0..1..0..3..0..2
Links
- R. H. Hardin, Table of n, a(n) for n = 1..210
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