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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
OFFSET
1,2
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
KEYWORD
nonn,cons
AUTHOR
N. J. A. Sloane, Oct 30 2009
STATUS
approved