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A053746 Positions of 2's in the decimal expansion of Pi. 6
7, 17, 22, 29, 34, 54, 64, 74, 77, 84, 90, 94, 103, 113, 115, 136, 137, 141, 150, 161, 166, 174, 186, 187, 204, 222, 230, 242, 245, 261, 276, 281, 290, 293, 299, 303, 327, 330, 334, 336, 338, 355, 375, 381, 407 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

Index entries for sequences related to the number Pi

FORMULA

a(n) = A037001(n) + 1. - Georg Fischer, May 31 2021

MATHEMATICA

Flatten[Position[RealDigits[Pi, 10, 1000][[1]], 2]] (* Vincenzo Librandi, Oct 07 2013 *)

CROSSREFS

Cf. A037001.

Sequence in context: A234095 A287182 A104480 * A327830 A144695 A125244

Adjacent sequences:  A053743 A053744 A053745 * A053747 A053748 A053749

KEYWORD

nonn,base

AUTHOR

Simon Plouffe, Feb 20 2000

EXTENSIONS

Changed offset from 0 to 1 by Vincenzo Librandi, Oct 07 2013

STATUS

approved

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Last modified July 28 17:15 EDT 2021. Contains 346335 sequences. (Running on oeis4.)