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A154947 Decimal expansion of log_9 (18). 19
1, 3, 1, 5, 4, 6, 4, 8, 7, 6, 7, 8, 5, 7, 2, 8, 7, 1, 8, 5, 4, 9, 7, 6, 3, 5, 5, 7, 1, 7, 1, 3, 8, 0, 4, 2, 7, 1, 4, 9, 7, 9, 2, 8, 2, 0, 0, 6, 5, 9, 4, 0, 2, 1, 3, 9, 3, 5, 3, 2, 7, 4, 7, 1, 9, 1, 9, 3, 4, 2, 6, 0, 0, 6, 9, 0, 4, 5, 7, 4, 0, 2, 5, 3, 0, 5, 8, 6, 3, 4, 4, 2, 7, 4, 7, 2, 5, 8, 7 (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

1.3154648767857287185497635571713804271497928200659402139353...

MATHEMATICA

RealDigits[Log[9, 18], 10, 100][[1]] (* Vincenzo Librandi, Sep 01 2013 *)

PROG

(PARI) default(realprecision, 100); log(18)/log(9) \\ G. C. Greubel, Sep 01 2018

(MAGMA) SetDefaultRealField(RealField(100)); Log(18)/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), this sequence, A155061 (m=19), A155503 (m=20), A155676 (m=21), A155743 (m=22), A155829 (m=23), A155976 (m=24).

Sequence in context: A112620 A021321 A129676 * A152747 A010847 A082129

Adjacent sequences:  A154944 A154945 A154946 * A154948 A154949 A154950

KEYWORD

nonn,cons

AUTHOR

N. J. A. Sloane, Oct 30 2009

STATUS

approved

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Last modified April 25 22:41 EDT 2019. Contains 322461 sequences. (Running on oeis4.)