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Revision History for A256576 (Bold, blue-underlined text is an addition; faded, red-underlined text is a deletion.)

Showing entries 1-10 | older changes
Decimal expansion of Ramanujan's constant G(1) = Sum_{r>=1} 1/(2r^3)*(1 + 1/3 + ... + 1/(2r-1)).
(history; published version)
#12 by R. J. Mathar at Thu Jun 13 13:34:20 EDT 2024
STATUS

editing

approved

#11 by R. J. Mathar at Thu Jun 13 13:34:10 EDT 2024
FORMULA

F(1) = 7*Zeta(3)/16 = Sum_{r>=1} (1+1/3+1/5+..+1/(2r-1))/r^2 = 0.525899895... [Coppo] - R. J. Mathar, Jun 13 2024

#10 by R. J. Mathar at Thu Jun 13 12:58:33 EDT 2024
FORMULA

F(1) = 7*Zeta(3)/16 = Sum_{r>=1} (1+1/3+1/5+1/(2r-1))/r^2 = 0.525899895... [Coppo] - R. J. Mathar, Jun 13 2024

STATUS

approved

editing

#9 by R. J. Mathar at Thu Jun 13 12:52:33 EDT 2024
STATUS

editing

approved

#8 by R. J. Mathar at Thu Jun 13 12:52:25 EDT 2024
LINKS

Marc-Antoine Coppo and Bernard Candelpergher, <a href="http://dx.doi.org/10.1016/j.jnjnt.2014.11.007">Inverse binomial series and values of Arakawa-Kaneko zeta functions</a>, J. Number Theory 150 (2015) 98-119 eq. (25).

#7 by R. J. Mathar at Thu Jun 13 12:51:29 EDT 2024
LINKS

Marc-Antoine Coppo and Bernard Candelpergher, <a href="http://dx.doi.org/10.1016/j.jn.2014.11.007">Inverse binomial series and values of Arakawa-Kaneko zeta functions</a>, J. Number Theory 150 (2015) 98-119 eq. (25).

STATUS

approved

editing

#6 by N. J. A. Sloane at Thu Apr 02 11:40:51 EDT 2015
STATUS

proposed

approved

#5 by Jean-François Alcover at Thu Apr 02 10:47:56 EDT 2015
STATUS

editing

proposed

#4 by Jean-François Alcover at Thu Apr 02 10:47:50 EDT 2015
FORMULA

G(1) = Pi^4/480 - (1/4)*Sum_{r>=2} (-1)^r*H(r-1,2)/r^2, where H(n,m) is the n-th harmonic number of order m.

#3 by Jean-François Alcover at Thu Apr 02 10:39:31 EDT 2015
LINKS

R. Sitaramachandrarao, <a href="http://dx.doi.org/10.1016/0022-314X(87)90012-6">A Formula of S. Ramanujan </a>, JOURNAL OF NUMBER THEORY Journal of Number Theory 25, 1-19 (1987)