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Search: id:A091658
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| 4, 9, 30, 40, 44, 130, 276, 647, 791, 878, 1008, 3041, 3200, 3384, 5606, 9721, 17899, 22640, 34070, 34152, 37648, 91193, 134943, 152617, 158172, 190950, 258992, 315679, 525765, 558041, 734305, 1500708, 1669873, 1873804, 1936902, 4278672, 5227319, 7385934, 7876549, 10765774, 11396841, 11466234, 12994613, 19147251, 31403937, 43166470
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OFFSET
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1,1
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COMMENT
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Each entry is enumerated: 1,2,1,2,1,1,2,6,8,4,1,1,1,1,1,1,1,1,1,8,6,... in A091657.
The 4278672-rd term of the continued fraction expansion of Pi is 837.
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LINKS
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H. Havermann, 3131 terms of a trivial variation (first term of pi excluded) of A032523
Eric Weisstein's World of Mathematics, Link to a section of The World of Mathematics.
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EXAMPLE
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One has to go to the 30-th term of the continued fraction of Pi (4) to have seen the integers 1, 2, 3 & 4.
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MATHEMATICA
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cfpi = ContinuedFraction[Pi, 10000000]; a = Table[0, {1562}]; Do[b = cfpi[[n]]; If[b < 1563 && a[[b]] == 0, a[[b]] = n], {n, 1, 10000000}]; c
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CROSSREFS
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Cf. A001203, A032523, A091657.
Sequence in context: A069563 A059345 A127768 this_sequence A086688 A151270 A149113
Adjacent sequences: A091655 A091656 A091657 this_sequence A091659 A091660 A091661
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KEYWORD
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nonn
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AUTHOR
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Robert G. Wilson v (rgwv(AT)rgwv.com), Jan 26 2004
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