Sum of the divisors of 10^n+1.

Terms

a(0) =3a(1) =12a(2) =102a(3) =1344a(4) =10212a(5) =109104a(6) =1010004a(7) =10909104a(8) =105882372a(9) =1413350400a(10) =10102223208a(11) =114737461440