A053750 Positions of 6's in the decimal expansion of Pi.

8, 21, 23, 42, 70, 73, 76, 83, 99, 109, 118, 119, 128, 182, 185, 201, 212, 213, 220, 227, 235, 240, 254, 258, 259, 264, 269, 277, 278, 287, 291, 310, 311, 313, 333, 348, 351, 360, 378, 379, 388, 398, 411, 427

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) = A037005(n) + 1. - Georg Fischer, May 31 2021

Mathematica

Flatten[Position[RealDigits[Pi, 10, 1000][[1]], 6]] (* Vincenzo Librandi, Oct 07 2013 *)

Crossrefs

Cf. A037005.

Sequence in context: A003864 A182602 A123255 * A321439 A271921 A003249

Adjacent sequences: A053747 A053748 A053749 * A053751 A053752 A053753

Keyword

nonn,base

Author

Simon Plouffe, Feb 20 2000

Status

approved