Starting position of strings of seven identical digits in the decimal expansion of Pi.

Terms

a(0) =710100a(1) =1722776a(2) =3204765a(3) =3346228a(4) =3389380a(5) =3517236a(6) =3775287a(7) =3794572a(8) =4313727a(9) =4657555a(10) =4722613a(11) =5466169a(12) =7820866a(13) =8209165a(14) =9325203a(15) =10519242a(16) =12469058a(17) =13310436a(18) =14233532a(19) =14593770a(20) =15256174a(21) =17893953a(22) =18216168a(23) =18696860a(24) =19175682a(25) =19715001a(26) =19921876a(27) =20202676a(28) =22931745a(29) =22931746