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A002392 Decimal expansion of natural logarithm of 10.
(Formerly M0394 N0151)
38
2, 3, 0, 2, 5, 8, 5, 0, 9, 2, 9, 9, 4, 0, 4, 5, 6, 8, 4, 0, 1, 7, 9, 9, 1, 4, 5, 4, 6, 8, 4, 3, 6, 4, 2, 0, 7, 6, 0, 1, 1, 0, 1, 4, 8, 8, 6, 2, 8, 7, 7, 2, 9, 7, 6, 0, 3, 3, 3, 2, 7, 9, 0, 0, 9, 6, 7, 5, 7, 2, 6, 0, 9, 6, 7, 7, 3, 5, 2, 4, 8, 0, 2, 3, 5, 9, 9 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET
1,1
REFERENCES
W. E. Mansell, Tables of Natural and Common Logarithms. Royal Society Mathematical Tables, Vol. 8, Cambridge Univ. Press, 1964, p. 2.
N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).
N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
LINKS
Bakir Farhi, A curious result related to Kempner's series, arXiv:0807.3518 [math.NT], Jul 22 2008.
A. J. Kempner, A curious convergent series, Amer. Math. Monthly 23(1914)48-50.
Simon Plouffe, Plouffe's Inverter, The natural logarithm of 10 to 2000 digits
Horace S. Uhler, Recalculation and extension of the modulus and of the logarithms of 2, 3, 5, 7 and 17, Proc. Nat. Acad. Sci. U. S. A. 26, (1940). 205-212.
Eric Weisstein's World of Mathematics, Natural Logarithm of 10
EXAMPLE
2.302585092994045684017991454684364207601101488628772976033327900967572...
MATHEMATICA
RealDigits[Log[10], 10, 120][[1]] (* Harvey P. Dale, Nov 23 2013 *)
PROG
(PARI) default(realprecision, 20080); x=log(10); for (n=1, 20000, d=floor(x); x=(x-d)*10; write("b002392.txt", n, " ", d)); \\ Harry J. Smith, Apr 16 2009
CROSSREFS
Cf. A016738 (continued fraction).
Sequence in context: A257844 A194745 A248342 * A002708 A167925 A209927
KEYWORD
cons,nonn
AUTHOR
STATUS
approved

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Last modified March 18 22:56 EDT 2024. Contains 370952 sequences. (Running on oeis4.)