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A050215 Starting positions of strings of 2 2's in the decimal expansion of Pi. +0
2
135, 185, 484, 535, 661, 687, 824, 964, 1070, 1397, 1735, 1736, 1840, 1889, 1890, 1910, 2036, 2042, 2140, 2278, 2279, 2372, 2376, 2377, 2412, 2432, 2527, 2551, 2651, 3019, 3080, 3389, 3402, 3434, 3435, 3604, 3883, 3944, 3988, 4233, 4375 (list; graph; listen)
OFFSET

1,1

LINKS

Index entries for sequences related to the number Pi

Eric Weisstein's World of Mathematics, Link to a section of The World of Mathematics.

MATHEMATICA

a=RealDigits[Pi, 10, 7! ]; lst={}; Do[b=a[[1]][[n]]; c=a[[1]][[n+1]]; If[b==2&&c==2, AppendTo[lst, n-1]], {n, 7!-1}]; lst [From Vladimir Orlovsky (4vladimir(AT)gmail.com), Jun 07 2009]

CROSSREFS

Sequence in context: A066176 A025363 A096593 this_sequence A159201 A157734 A061073

Adjacent sequences: A050212 A050213 A050214 this_sequence A050216 A050217 A050218

KEYWORD

nonn

AUTHOR

Eric Weisstein (eric(AT)weisstein.com)

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Last modified November 24 14:25 EST 2009. Contains 167438 sequences.


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