Number of separable partitions of n in which the number of distinct (repeatable) parts is > 1.

Terms

a(0) =0a(1) =0a(2) =1a(3) =2a(4) =4a(5) =5a(6) =9a(7) =13a(8) =18a(9) =25a(10) =36a(11) =48a(12) =65a(13) =86a(14) =115a(15) =151a(16) =197a(17) =253a(18) =328a(19) =421a(20) =535a(21) =677a(22) =857a(23) =1076a(24) =1348a(25) =1680a(26) =2088a(27) =2586a(28) =3192a(29) =3926