A083612 -id:A083612 - cp's OEIS frontend

A083613 Starting positions of strings of six 3's in the decimal expansion of Pi.

710100, 710101, 1129019, 3204765, 3204766, 4098542, 4640063, 5524958, 9831707, 10985154, 12376276, 12469058, 12469059, 13230524, 13247803, 15239977, 18216168, 18216169, 19175682, 19175683, 22562616, 23375381, 24287401, 25841185, 27090294, 28715870, 29796271, 29956363

Offset: 1

Rick L. Shepherd, May 01 2003

Dave Andersen, Pi-Search Page
Eric Weisstein's World of Mathematics, Pi Digits.
Index entries for sequences related to the number Pi

Cf. A083612 (five 3's), A083614 (seven 3's).

More terms from Jinyuan Wang, Feb 29 2020

A083611 Starting positions of strings of four 3's in the decimal expansion of Pi.

Original entry on oeis.org

28467, 28468, 66846, 79979, 84542, 89085, 89086, 93498, 95730, 119658, 145459, 146043, 146044, 150803, 158335, 162369, 169124, 172951, 178501, 186291, 190241, 191664, 193042, 214252, 217711, 222180, 231023, 235521, 263318, 263955, 297544

Offset: 1

Rick L. Shepherd, May 01 2003

Dave Andersen, Pi-Search Page
Eric Weisstein's World of Mathematics, Pi Digits.
Index entries for sequences related to the number Pi

Cf. A083610 (three 3's), A083612 (five 3's).

Transpose[StringPosition[StringDrop[ToString[N[Pi,9! ]],2],"3333"]][[1]] (* Vladimir Joseph Stephan Orlovsky, Jun 19 2009 *)
Flatten[Position[Partition[RealDigits[Pi,10,300000][[1]],4,1],?(#== {3,3,3,3}&)]]-1 (* _Harvey P. Dale, Oct 25 2011 *)

cp's OEIS Frontend

A083613 Starting positions of strings of six 3's in the decimal expansion of Pi.

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