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A049519 Starting index of a string of exactly 3 consecutive equal digits in decimal expansion of Pi. 7
154, 178, 602, 856, 984, 1233, 1451, 1599, 1699, 1736, 1890, 2279, 2360, 2377, 2441, 2675, 2708, 2929, 2950, 3152, 3435, 3477, 3504, 3810, 3867, 3993, 4001, 4176, 4256, 4436, 4509, 4576, 4794, 4924, 4929, 4986, 5291, 5356, 5404, 5451, 5676, 5872, 6071 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

COMMENTS

Digits 3,1,4,... are indexed 1,2,3,...

LINKS

Harvey P. Dale, Table of n, a(n) for n = 0..1000

MATHEMATICA

e3cdQ[{a_, b_, c_, d_, e_}]:=a!=b&&d!=e&&b==c==d; Flatten[Position[ Partition[ RealDigits[Pi, 10, 7000][[1]], 5, 1], _?(e3cdQ)]]+1 (* Harvey P. Dale, Nov 09 2016 *)

CROSSREFS

Cf. A049514-A049523.

Sequence in context: A278708 A206266 A049515 * A214475 A327775 A053243

Adjacent sequences:  A049516 A049517 A049518 * A049520 A049521 A049522

KEYWORD

nonn,base

AUTHOR

Harvey P. Dale

STATUS

approved

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Last modified August 3 06:43 EDT 2021. Contains 346435 sequences. (Running on oeis4.)