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A083609 Starting positions of strings of six 2's in the decimal expansion of Pi. 3

%I #23 Feb 29 2020 09:49:18

%S 963024,1637080,1795773,2523356,3474036,5463417,5803105,7024615,

%T 9742967,11836401,12883291,13208202,13371031,15419528,15783557,

%U 18183625,19081176,20031349,20363606,20399387,20735063,21682696,25303344,31104717,31614606,32300569,33093853,34422277

%N Starting positions of strings of six 2's in the decimal expansion of Pi.

%H Dave Andersen, <a href="http://www.angio.net/pi/piquery">Pi-Search Page</a>

%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/PiDigits.html">Pi Digits.</a>

%H <a href="/index/Ph#Pi314">Index entries for sequences related to the number Pi</a>

%t With[{s = ConstantArray[2, 6]}, SequencePosition[First@ RealDigits@ N[Pi, 10^8], s][[All, 1]] - 1] (* _Michael De Vlieger_, Mar 20 2017, Version 10.1 *)

%Y Cf. A083608 (five "2"s), A118079 (seven "2"s); A037001 = A053746 - 1 (any "2"s).

%K nonn,base

%O 1,1

%A _Rick L. Shepherd_, May 01 2003

%E More terms from _Jinyuan Wang_, Feb 29 2020

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Last modified April 25 07:53 EDT 2024. Contains 371964 sequences. (Running on oeis4.)