Index of first occurrence of n-th prime in A001203, the continued fraction for Pi.

Terms

a(0) =9a(1) =1a(2) =40a(3) =2a(4) =276a(5) =28a(6) =647a(7) =140a(8) =203a(9) =243a(10) =878a(11) =784a(12) =754a(13) =492a(14) =825a(15) =1547a(16) =907a(17) =868a(18) =1789a(19) =9215a(20) =898a(21) =6222a(22) =9131a(23) =4829a(24) =1516a(25) =6700a(26) =22640a(27) =872a(28) =11170a(29) =3204