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A050272
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Starting positions of strings of 2 9's in the decimal expansion of Pi.
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1
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44, 79, 459, 705, 747, 762, 763, 764, 765, 766, 777, 1063, 1073, 1385, 1395, 1428, 1477, 1532, 1730, 1981, 2000, 2071, 2114, 2218, 2241, 2285, 2335, 2436, 2644, 2796, 2910, 2949, 2950, 3089, 3217, 3294, 3508, 3564, 3570, 3673, 3678, 3710
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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LINKS
| Index entries for sequences related to the number Pi
Eric Weisstein's World of Mathematics, Pi Digits
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MATHEMATICA
| q=8!; z=9; 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 [From Vladimir Orlovsky (4vladimir(AT)gmail.com), Jun 19 2009]
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CROSSREFS
| Sequence in context: A039386 A043209 A043989 * A112721 A195816 A118087
Adjacent sequences: A050269 A050270 A050271 * A050273 A050274 A050275
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KEYWORD
| nonn,base
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AUTHOR
| Eric Weisstein (eric(AT)weisstein.com)
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