A083635 Starting positions of strings of seven 7's in the decimal expansion of Pi.

3346228, 3775287, 14233532, 24658601, 24658602, 24658603, 35875631, 43694095, 49894382, 62186154, 66572803, 71028071, 72197101, 79443657, 82144203, 82144204, 98539214, 140465346, 142032741, 145827935, 150841049, 169354584, 175962557, 200761136, 206408340, 224615219

Offset

1,1

Links

Table of n, a(n) for n=1..26.

Dave Andersen, Pi-Search Page

Eric Weisstein's World of Mathematics, Pi Digits.

Index entries for sequences related to the number Pi

Mathematica

SequencePosition[RealDigits[Pi, 10, 170*10^6][[1]], {7, 7, 7, 7, 7, 7, 7}][[All, 1]]-1 (* Requires Mathematica version 10 or later *) (* Harvey P. Dale, Apr 01 2018 *)

Crossrefs

Cf. A083634 (six 7's), A083636 (eight 7's).

Sequence in context: A242608 A206511 A238153 * A116306 A257917 A257916

Adjacent sequences: A083632 A083633 A083634 * A083636 A083637 A083638

Keyword

nonn,base

Author

Rick L. Shepherd, May 05 2003

Extensions

More terms from Rick L. Shepherd, Aug 07 2006

More terms from Jinyuan Wang, Mar 01 2020

Status

approved