Number of 3Xn arrays containing n copies of 0..3-1 avoiding the pattern equal-up in every row and column.
A269337
Number of 3Xn arrays containing n copies of 0..3-1 avoiding the pattern equal-up in every row and column.
Terms
- a(0) =6a(1) =74a(2) =852a(3) =10210a(4) =124466a(5) =1539739a(6) =19271229a(7) =243392830a(8) =3095718114a(9) =39591108117a(10) =508549674595
External references
- oeis: A269337