Total number of prime parts in all partitions of n.

Terms

a(0) =0a(1) =1a(2) =2a(3) =4a(4) =7a(5) =13a(6) =20a(7) =32a(8) =48a(9) =73a(10) =105a(11) =153a(12) =214a(13) =302a(14) =415a(15) =569a(16) =767a(17) =1034a(18) =1371a(19) =1817a(20) =2380a(21) =3110a(22) =4025a(23) =5199a(24) =6659a(25) =8512a(26) =10806a(27) =13684a(28) =17229a(29) =21645