Number of Goldbach partitions of 10^n.

Terms

a(0) =2a(1) =6a(2) =28a(3) =127a(4) =810a(5) =5402a(6) =38807a(7) =291400a(8) =2274205a(9) =18200488a(10) =149091160a(11) =1243722370a(12) =10533150855a(13) =90350630388