Sum of cubes of nonprime divisors of n.

Terms

a(0) =1a(1) =1a(2) =1a(3) =65a(4) =1a(5) =217a(6) =1a(7) =577a(8) =730a(9) =1001a(10) =1a(11) =2009a(12) =1a(13) =2745a(14) =3376a(15) =4673a(16) =1a(17) =6778a(18) =1a(19) =9065a(20) =9262a(21) =10649a(22) =1a(23) =16345a(24) =15626a(25) =17577a(26) =20413a(27) =24761a(28) =1a(29) =31592