Number of elements e in all partitions of n such that e divides n.

Terms

a(0) =1a(1) =3a(2) =5a(3) =11a(4) =13a(5) =32a(6) =31a(7) =71a(8) =83a(9) =147a(10) =140a(11) =364a(12) =273a(13) =550a(14) =681a(15) =1108a(16) =916a(17) =2157a(18) =1598a(19) =3604a(20) =3549a(21) =5102a(22) =4509a(23) =11548a(24) =8192a(25) =13514a(26) =15199a(27) =24911a(28) =18461a(29) =45062