a(n) = prime(10^n) mod 10^n.

Terms

a(0) =0a(1) =9a(2) =41a(3) =919a(4) =4729a(5) =99709a(6) =485863a(7) =9424673a(8) =38074743a(9) =801763489a(10) =2097800623a(11) =60727302517a(12) =996224275833