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A081876
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a(n) is the starting position of the second occurrence of a string of the initial n decimal digits of Pi in the decimal expansion of Pi.
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1
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OFFSET
| 1,1
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COMMENTS
| The digits 3 1 4 1 5 ... are labeled 0, 1, 2, 3, 4, ...
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REFERENCES
| Alfred S. Posamentier & Ingmar Lehmann, A Biography of the World's Most Mysterious Number, Prometheus Books, Amherst, NY 2004, page 134.
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LINKS
| Dave Andersen, The Pi-Search Page
Yasumasa Kanada Laboratory Home Page, Computer Centre, The University of Tokyo, Statistical Distribution Information.
Harry J. Smith, Computing Pi
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CROSSREFS
| Cf. A048940, A000796.
Sequence in context: A052137 A003376 A156975 * A139760 A112702 A092652
Adjacent sequences: A081873 A081874 A081875 * A081877 A081878 A081879
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KEYWORD
| nonn,base
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AUTHOR
| Harry J. Smith (hjsmithh(AT)sbcglobal.net), Apr 12 2003
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EXTENSIONS
| a(9) > 10^8. - Robert G. Wilson v (rgwv(AT)rgwv.com), May 09 2003
a(12)=1142905318634 - Robert G. Wilson v (rgwv(AT)rgwv.com), Oct 21 2004
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