Number of elements in wreath product C_3 wr S_n that alternate up/not-up with respect to a weak product ordering.
A153742
Number of elements in wreath product C_3 wr S_n that alternate up/not-up with respect to a weak product ordering.
Terms
- a(0) =3a(1) =6a(2) =44a(3) =201a(4) =2436a(5) =16768a(6) =284388a(7) =2610633a(8) =56926096a(9) =653221506a(10) =17409078576a(11) =239721136817
External references
- oeis: A153742