Nearest prime to Pi*10^(n-1).

Terms

a(0) =3a(1) =31a(2) =313a(3) =3137a(4) =31397a(5) =314159a(6) =3141601a(7) =31415899a(8) =314159257a(9) =3141592661a(10) =31415926541a(11) =314159265359