Sum of cubes of odd divisors of n.

Terms

a(0) =1a(1) =1a(2) =28a(3) =1a(4) =126a(5) =28a(6) =344a(7) =1a(8) =757a(9) =126a(10) =1332a(11) =28a(12) =2198a(13) =344a(14) =3528a(15) =1a(16) =4914a(17) =757a(18) =6860a(19) =126a(20) =9632a(21) =1332a(22) =12168a(23) =28a(24) =15751a(25) =2198a(26) =20440a(27) =344a(28) =24390a(29) =3528