Number of permutations on {1,...,n} containing any given pattern alpha in the symmetric group S_3.
A056986
Number of permutations on {1,...,n} containing any given pattern alpha in the symmetric group S_3.
Terms
- a(0) =0a(1) =0a(2) =1a(3) =10a(4) =78a(5) =588a(6) =4611a(7) =38890a(8) =358018a(9) =3612004a(10) =39858014a(11) =478793588a(12) =6226277900a(13) =87175616760
External references
- oeis: A056986