First 4-digit number to appear n times in the decimal expansion of Pi.

Terms

a(0) =3141a(1) =582a(2) =9999a(3) =2796a(4) =6549a(5) =2019a(6) =2916a(7) =8352a(8) =5485a(9) =5485a(10) =5485a(11) =5485a(12) =5485a(13) =5485a(14) =5485a(15) =1177a(16) =1177a(17) =5485a(18) =1177a(19) =3718a(20) =5485a(21) =5485a(22) =1766a(23) =1766a(24) =5485a(25) =4608a(26) =4608a(27) =4608a(28) =4608a(29) =4608