Integers n such that appending some decimal digit to the first n digits of Pi results in a prime.

Terms

a(0) =0a(1) =1a(2) =2a(3) =5a(4) =11a(5) =12a(6) =18a(7) =37a(8) =39a(9) =77a(10) =82a(11) =100a(12) =125a(13) =128a(14) =220a(15) =305a(16) =601a(17) =676a(18) =1692a(19) =1901a(20) =2202a(21) =2253a(22) =2394a(23) =3318a(24) =3970a(25) =5826a(26) =7001a(27) =9853a(28) =12607a(29) =13434