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A155503 Decimal expansion of log_9 (20). 19
1, 3, 6, 3, 4, 1, 6, 5, 1, 3, 9, 3, 0, 4, 2, 1, 0, 2, 0, 6, 9, 8, 0, 4, 7, 3, 1, 8, 1, 8, 2, 0, 8, 1, 0, 5, 2, 4, 5, 3, 5, 5, 1, 8, 2, 3, 4, 6, 4, 9, 0, 5, 2, 7, 2, 3, 9, 7, 1, 0, 0, 1, 4, 1, 2, 3, 6, 4, 3, 1, 3, 3, 9, 4, 7, 6, 4, 2, 7, 7, 1, 6, 8, 8, 8, 9, 6, 9, 2, 4, 5, 4, 2, 9, 2, 1, 6, 4, 9 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

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

EXAMPLE

1.3634165139304210206980473181820810524535518234649052723971...

MATHEMATICA

RealDigits[Log[9, 20], 10, 100][[1]] (* Vincenzo Librandi, Sep 01 2013 *)

PROG

(PARI) default(realprecision, 100); log(20)/log(9) \\ G. C. Greubel, Sep 01 2018

(MAGMA) SetDefaultRealField(RealField(100)); Log(20)/Log(9); // G. C. Greubel, Sep 01 2018

CROSSREFS

Cf. decimal expansion of log_9(m): A152747 (m=2), A153205 (m=5), A153495 (m=6), A153619 (m=7), A153756 (m=8), A154160 (m=10), A154181 (m=11), A154202 (m=12), A154339 (m=13), A154469 (m=14), A154578 (m=15), A154859 (m=17), A154947 (m=18), A155061 (m=19), this sequence, A155676 (m=21), A155743 (m=22), A155829 (m=23), A155976 (m=24).

Sequence in context: A204931 A178817 A275363 * A010619 A019715 A074274

Adjacent sequences:  A155500 A155501 A155502 * A155504 A155505 A155506

KEYWORD

nonn,cons

AUTHOR

N. J. A. Sloane, Oct 30 2009

STATUS

approved

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Last modified April 24 00:02 EDT 2019. Contains 322404 sequences. (Running on oeis4.)