Sum of n-th powers of divisors of 6.

Terms

a(0) =4a(1) =12a(2) =50a(3) =252a(4) =1394a(5) =8052a(6) =47450a(7) =282252a(8) =1686434a(9) =10097892a(10) =60526250a(11) =362976252a(12) =2177317874a(13) =13062296532a(14) =78368963450a(15) =470199366252