Starting index of a string of exactly 3 consecutive equal digits in decimal expansion of Pi.

Terms

a(0) =154a(1) =178a(2) =602a(3) =856a(4) =984a(5) =1233a(6) =1451a(7) =1599a(8) =1699a(9) =1736a(10) =1890a(11) =2279a(12) =2360a(13) =2377a(14) =2441a(15) =2675a(16) =2708a(17) =2929a(18) =2950a(19) =3152a(20) =3435a(21) =3477a(22) =3504a(23) =3810a(24) =3867a(25) =3993a(26) =4001a(27) =4176a(28) =4256a(29) =4436