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A019691 Decimal expansion of Pi/24. 4
1, 3, 0, 8, 9, 9, 6, 9, 3, 8, 9, 9, 5, 7, 4, 7, 1, 8, 2, 6, 9, 2, 7, 6, 8, 0, 7, 6, 3, 6, 6, 4, 5, 9, 5, 3, 5, 0, 8, 2, 1, 5, 3, 9, 1, 6, 4, 0, 6, 2, 9, 4, 0, 9, 2, 0, 7, 2, 8, 9, 3, 5, 8, 0, 1, 2, 8, 2, 5, 6, 8, 3, 5, 9, 5, 2, 5, 8, 7, 0, 8, 2, 7, 6, 1, 6, 8, 1, 1, 7, 7, 2, 2, 5, 8, 8, 2, 1, 1 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET
0,2
COMMENTS
With a different offset, also decimal expansion of 5*Pi/12, 25*Pi/6 or 125*Pi/3. - Michel Marcus, Sep 09 2013
Volume of a quarter sphere of diameter 1. - Omar E. Pol, Aug 19 2019
LINKS
FORMULA
Equals A019673/4 or A019675/3 or A019679/2. - Omar E. Pol, Aug 19 2019
Equals (1/10) * Sum_{k>=1} sin(k*Pi/6)/k. - Amiram Eldar, May 30 2021
EXAMPLE
0.13089969389957471826927680763664595350821539164062940920728935801282...
MATHEMATICA
RealDigits[N[Pi/24, 6! ]] (* Vladimir Joseph Stephan Orlovsky, Dec 02 2009 *)
PROG
(PARI) Pi/24 \\ Charles R Greathouse IV, Sep 09 2013
CROSSREFS
Sequence in context: A201584 A281298 A095123 * A192919 A068607 A303633
KEYWORD
nonn,cons
AUTHOR
STATUS
approved

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Last modified April 23 16:40 EDT 2024. Contains 371916 sequences. (Running on oeis4.)