Total number of prime power parts in all partitions of n.

Terms

a(0) =0a(1) =1a(2) =2a(3) =5a(4) =8a(5) =15a(6) =23a(7) =39a(8) =58a(9) =89a(10) =128a(11) =189a(12) =264a(13) =375a(14) =515a(15) =713a(16) =960a(17) =1301a(18) =1726a(19) =2298a(20) =3011a(21) =3948a(22) =5113a(23) =6625a(24) =8492a(25) =10880a(26) =13825a(27) =17545a(28) =22108a(29) =27823