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A196751 Decimal expansion of 8*Pi^4/729. 1
1, 0, 6, 8, 9, 6, 1, 2, 1, 8, 4, 8, 0, 1, 3, 6, 4, 8, 5, 4, 4, 7, 9, 0, 4, 8, 8, 5, 4, 7, 2, 7, 5, 8, 4, 2, 2, 4, 9, 3, 5, 8, 1, 1, 8, 7, 0, 8, 0, 2, 2, 4, 1, 0, 6, 3, 5, 3, 5, 5, 6, 7, 5, 5, 9, 9, 4, 1, 9, 3, 2, 0, 1, 1, 7, 2, 3, 1, 4, 9, 1, 0, 1, 7, 9, 6, 6, 3, 8, 3 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

1,3

REFERENCES

L. B. W. Jolley, Summation of Series, Dover (1961). Eq 309 at n=4.

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..10000

R. J. Mathar, Table of Dirichlet L-series and prime zeta modulo functions for small moduli, 2010.

FORMULA

Equals sum_{n>=1} A011655(n)/n^4. See Mathar link, L(m=3,r=1,s=4).

EXAMPLE

1.0689612184801364854479048854727584224935811870802241063535...

MATHEMATICA

RealDigits[8(Pi^4/729), 10, 90][[1]] (* Bruno Berselli, Dec 20 2011 *)

PROG

(PARI) 8*Pi^4/729 \\ Charles R Greathouse IV, Oct 06 2011

CROSSREFS

Cf. A092425.

Sequence in context: A261506 A021596 A166528 * A021149 A096391 A190572

Adjacent sequences:  A196748 A196749 A196750 * A196752 A196753 A196754

KEYWORD

nonn,cons,easy

AUTHOR

R. J. Mathar, Oct 06 2011

STATUS

approved

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Last modified September 19 23:31 EDT 2019. Contains 327207 sequences. (Running on oeis4.)