Primes from merging of 4 successive digits in decimal expansion of Pi.

Terms

a(0) =4159a(1) =5897a(2) =9323a(3) =8419a(4) =1693a(5) =8209a(6) =9749a(7) =5923a(8) =2089a(9) =2803a(10) =4211a(11) =7253a(12) =8111a(13) =1117a(14) =7019a(15) =193a(16) =8521a(17) =6229a(18) =1097a(19) =6659a(20) =8233a(21) =7867a(22) =1201a(23) =9091a(24) =5669a(25) =4603a(26) =4861a(27) =3607a(28) =4127a(29) =631