A083612 - OEIS

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

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OFFSET

1,1

LINKS

Table of n, a(n) for n=1..31.

Dave Andersen, Pi-Search Page

Eric Weisstein's World of Mathematics, Pi Digits.

Index entries for sequences related to the number Pi

MATHEMATICA

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

CROSSREFS

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