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A155591 Decimal expansion of log_7(21). 22
1, 5, 6, 4, 5, 7, 5, 0, 3, 4, 0, 5, 3, 5, 7, 9, 6, 1, 3, 8, 0, 4, 5, 5, 0, 1, 6, 7, 1, 7, 4, 9, 0, 8, 5, 3, 6, 1, 4, 3, 2, 2, 7, 9, 1, 1, 1, 8, 6, 7, 9, 2, 5, 9, 5, 0, 4, 5, 4, 0, 9, 2, 6, 2, 3, 0, 7, 7, 5, 2, 3, 1, 4, 2, 0, 0, 4, 0, 9, 4, 9, 9, 0, 1, 0, 2, 8, 1, 5, 4, 4, 5, 8, 4, 3, 6, 1, 2, 6 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
EXAMPLE
1.5645750340535796138045501671749085361432279111867925950454...
MATHEMATICA
RealDigits[Log[7, 21], 10, 100][[1]] (* Vincenzo Librandi, Aug 31 2013 *)
PROG
(PARI) default(realprecision, 100); log(21)/log(7) \\ G. C. Greubel, Sep 02 2018
(Magma) SetDefaultRealField(RealField(100)); Log(21)/Log(7); // G. C. Greubel, Sep 02 2018
CROSSREFS
Cf. decimal expansion of log_7(m): A152713 (m=2), A152945 (m=3), A153103 (m=4), A153203 (m=5), A153463 (m=6), A153755 (m=8), A113211 (m=9), A154158 (m=10), A154179 (m=11), A154200 (m=12), A154294 (m=13), A154467 (m=14), A154572 (m=15), A154793 (m=16), A154857 (m=17), A154912 (m=18), A155059 (m=19), A155496 (m=20), this sequence, A155735 (m=22), A155824 (m=23), A155964 (m=24).
Sequence in context: A319015 A229481 A304490 * A152945 A201678 A245870
KEYWORD
nonn,cons
AUTHOR
N. J. A. Sloane, Oct 30 2009
STATUS
approved

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Last modified May 20 04:44 EDT 2024. Contains 372703 sequences. (Running on oeis4.)