Sum of the lengths of the cycle types of the permutation created by duality and reversal on the partitions of n.
A036050
Sum of the lengths of the cycle types 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) =3a(6) =6a(7) =17a(8) =10a(9) =35a(10) =49a(11) =53a(12) =91a(13) =125a(14) =169a(15) =220a(16) =290a(17) =378a(18) =394a(19) =507a(20) =709a(21) =917a(22) =1229a(23) =1475a(24) =1924a(25) =2347a(26) =2851a(27) =3293a(28) =3568a(29) =5597
External references
- oeis: A036050