A083612 Starting positions of strings of five 3's in the decimal expansion of Pi.

28467, 89085, 146043, 335792, 680738, 710100, 710101, 710102, 899654, 987207, 1108406, 1129019, 1129020, 1135766, 1321501, 1454595, 1961784, 2305499, 2384621, 2403869, 2607453, 2657509, 2756644, 2872302, 2961123, 3079956, 3155439, 3204765, 3204766, 3204767, 3209586

Offset: 1

Author

Rick L. Shepherd, May 01 2003

Keywords

• nonn
• base

Links

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

Crossrefs

Cf. A083611 (four 3's), A083613 (six 3's).

Programs

Mathematica

Transpose[StringPosition[StringDrop[ToString[N[Pi,10! ]],2],"33333"]][[1]] (* Vladimir Joseph Stephan Orlovsky, Jun 19 2009 *)

Extensions

More terms from Jinyuan Wang, Feb 29 2020