If n=0 then 1 otherwise 16*(1+22*A318935(n))*(sum of cubes of odd divisors of n).

Terms

a(0) =1a(1) =368a(2) =3184a(3) =10304a(4) =25712a(5) =46368a(6) =89152a(7) =126592a(8) =205936a(9) =278576a(10) =401184a(11) =490176a(12) =719936a(13) =808864a(14) =1095296a(15) =1298304a(16) =1647728a(17) =1808352a(18) =2410288a(19) =2524480a(20) =3239712a(21) =3544576a(22) =4241088a(23) =4477824a(24) =5766208a(25) =5796368a(26) =6998432a(27) =7521920a(28) =8844928a(29) =8975520