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A016654
Decimal expansion of log(31).
2
3, 4, 3, 3, 9, 8, 7, 2, 0, 4, 4, 8, 5, 1, 4, 6, 2, 4, 5, 9, 2, 9, 1, 6, 4, 3, 2, 4, 5, 4, 2, 3, 5, 7, 2, 1, 0, 4, 4, 9, 9, 3, 8, 9, 3, 0, 4, 8, 0, 5, 9, 1, 9, 7, 1, 7, 5, 6, 7, 1, 8, 0, 7, 2, 4, 7, 4, 9, 8, 1, 4, 1, 6, 5, 9, 7, 5, 5, 1, 2, 3, 2, 2, 1, 3, 8, 6, 4, 8, 3, 1, 3, 3, 6, 0, 8, 6, 6, 3
OFFSET
1,1
REFERENCES
M. Abramowitz and I. A. Stegun, eds., Handbook of Mathematical Functions, National Bureau of Standards Applied Math. Series 55, 1964 (and various reprintings), p. 2.
LINKS
M. Abramowitz and I. A. Stegun, eds., Handbook of Mathematical Functions, National Bureau of Standards, Applied Math. Series 55, Tenth Printing, 1972 [alternative scanned copy].
FORMULA
Equals Sum_{k>=1} (5/2^k - 1/32^k)/k. - R. J. Mathar, Jun 10 2024
EXAMPLE
3.433987204485146245929164324542357210449938930480591971756718072474981....
MATHEMATICA
RealDigits[Log[31], 10, 120][[1]] (* Harvey P. Dale, Feb 04 2015 *)
PROG
(PARI) default(realprecision, 20080); x=log(31); for (n=1, 20000, d=floor(x); x=(x-d)*10; write("b016654.txt", n, " ", d)); \\ Harry J. Smith, May 20 2009
CROSSREFS
Cf. A016459 (continued fraction).
Sequence in context: A349945 A246820 A094237 * A090673 A270827 A293072
KEYWORD
nonn,cons
STATUS
approved