a(n) = 10^n + n^10.

Terms

a(0) =1a(1) =11a(2) =1124a(3) =60049a(4) =1058576a(5) =9865625a(6) =61466176a(7) =292475249a(8) =1173741824a(9) =4486784401a(10) =20000000000a(11) =125937424601