A154572 Decimal expansion of log_7(15).

1, 3, 9, 1, 6, 6, 2, 5, 0, 9, 4, 0, 0, 4, 9, 5, 7, 6, 4, 1, 0, 8, 3, 0, 1, 6, 5, 0, 8, 2, 0, 4, 7, 7, 1, 5, 5, 0, 1, 0, 9, 1, 5, 2, 7, 1, 3, 5, 6, 3, 7, 3, 6, 1, 8, 3, 6, 2, 1, 7, 3, 7, 1, 4, 9, 7, 2, 7, 9, 6, 6, 1, 0, 3, 8, 9, 6, 1, 0, 2, 5, 6, 3, 1, 9, 9, 0, 5, 6, 4, 0, 8, 3, 6, 8, 6, 9, 7, 5

Offset

1,2

Links

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

Index entries for transcendental numbers

Example

1.3916625094004957641083016508204771550109152713563736183621...

Mathematica

RealDigits[Log[7, 15], 10, 100][[1]] (* Vincenzo Librandi, Aug 31 2013 *)

Prog

(PARI) default(realprecision, 100); log(15)/log(7) \\ G. C. Greubel, Sep 02 2018
(Magma) SetDefaultRealField(RealField(100)); Log(15)/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), this sequence, A154793 (m=16), A154857 (m=17), A154912 (m=18), A155059 (m=19), A155496 (m=20), A155591 (m=21), A155735 (m=22), A155824 (m=23), A155964 (m=24).

Sequence in context: A371497 A113847 A119796 * A333346 A165141 A019817

Adjacent sequences: A154569 A154570 A154571 * A154573 A154574 A154575

Keyword

nonn,cons

Author

N. J. A. Sloane, Oct 30 2009

Status

approved