Total sum of noncomposite parts in all partitions of n.

Terms

a(0) =0a(1) =1a(2) =4a(3) =9a(4) =16a(5) =31a(6) =52a(7) =87a(8) =132a(9) =203a(10) =303a(11) =450a(12) =641a(13) =922a(14) =1287a(15) =1792a(16) =2446a(17) =3347a(18) =4488a(19) =6030a(20) =7975a(21) =10538a(22) =13778a(23) =17987a(24) =23234a(25) =29980a(26) =38383a(27) =49015a(28) =62195a(29) =78766