Product of order of cycles of the permutation created by duality and reversal on the partitions of n.

A036047

Product of order of cycles of the permutation created by duality and reversal on the partitions of n.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =4a(6) =12a(7) =16a(8) =392a(9) =34a(10) =48a(11) =3244032a(12) =12060a(13) =27540a(14) =6272a(15) =501696a(16) =846000a(17) =119448a(18) =4067265600

External references