Sum over all partitions of n of the product of the number of parts and the number of distinct parts.
A339011
Sum over all partitions of n of the product of the number of parts and the number of distinct parts.
Terms
- a(0) =0a(1) =1a(2) =3a(3) =8a(4) =17a(5) =34a(6) =61a(7) =107a(8) =176a(9) =284a(10) =442a(11) =676a(12) =1007a(13) =1483a(14) =2140a(15) =3055a(16) =4299a(17) =5993a(18) =8255a(19) =11284a(20) =15272a(21) =20529a(22) =27373a(23) =36274a(24) =47735a(25) =62484a(26) =81293a(27) =105251a(28) =135555a(29) =173818
External references
- oeis: A339011