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 A050245 Starting positions of strings of 2 6's in the decimal expansion of Pi. 1
 117, 211, 257, 276, 309, 377, 516, 592, 892, 969, 981, 1216, 1287, 1331, 1528, 1550, 1772, 1809, 1894, 2440, 2441, 2542, 2747, 2920, 3051, 3091, 3127, 3151, 3152, 3210, 3746, 3875, 3995, 4000, 4001, 4026, 4066, 4129, 4162, 4192, 4279, 4296 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Eric Weisstein's World of Mathematics, Pi Digits MATHEMATICA q=8!; z=6; a=RealDigits[Pi, 10, q]; lst={}; Do[b=a[[1]][[n]]; c=a[[1]][[n+1]]; If[b==z&&c==z, AppendTo[lst, n-1]], {n, q-1}]; lst (* Vladimir Joseph Stephan Orlovsky, Jun 19 2009 *) SequencePosition[RealDigits[Pi, 10, 5000][[1]], {6, 6}][[All, 1]]-1 (* Requires Mathematica version 10 or later *) (* Harvey P. Dale, Jun 11 2017 *) CROSSREFS Sequence in context: A187990 A112877 A064180 * A031174 A146172 A146189 Adjacent sequences:  A050242 A050243 A050244 * A050246 A050247 A050248 KEYWORD nonn,base AUTHOR STATUS approved

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Last modified June 26 00:10 EDT 2019. Contains 324367 sequences. (Running on oeis4.)