%I #24 Mar 11 2023 17:06:47
%S 65260,327074,580735,619398,644011,720510,963024,963025,993919,
%T 1078372,1196183,1303184,1347014,1391134,1580648,1592452,1636486,
%U 1637080,1637081,1795773,1795774,1921819,1964004,1991262,2162262,2355086,2492921,2523356,2523357,2915313
%N Starting positions of strings of five 2's in the decimal expansion of Pi.
%C Starting position counted after decimal point.- _Harvey P. Dale_, Mar 11 2023
%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 Transpose[StringPosition[StringDrop[ToString[N[Pi,10! ]],2],"22222"]][[1]] (* _Vladimir Joseph Stephan Orlovsky_, Jun 19 2009 *)
%t SequencePosition[RealDigits[Pi,10,3 10^6][[1]],{2,2,2,2,2}][[;;,1]]-1 (* _Harvey P. Dale_, Mar 11 2023 *)
%Y Cf. A083607 (four 2's), A083609 (six 2's).
%K nonn,base
%O 1,1
%A _Rick L. Shepherd_, May 01 2003
%E More terms from _Jinyuan Wang_, Feb 29 2020