Total number of noncomposite parts in all partitions of n.

Terms

a(0) =0a(1) =1a(2) =3a(3) =6a(4) =11a(5) =19a(6) =32a(7) =50a(8) =77a(9) =115a(10) =170a(11) =244a(12) =348a(13) =486a(14) =675a(15) =923a(16) =1253a(17) =1682a(18) =2246a(19) =2968a(20) =3904a(21) =5094a(22) =6616a(23) =8533a(24) =10962a(25) =13997a(26) =17808a(27) =22538a(28) =28426a(29) =35689