The OEIS is supported by the many generous donors to the OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A261624 Decimal expansion of the Dirichlet beta function at 1/5. 4
 5, 7, 3, 7, 1, 0, 8, 4, 7, 1, 8, 5, 9, 4, 6, 6, 4, 9, 3, 5, 7, 2, 6, 6, 5, 2, 7, 8, 3, 2, 0, 0, 4, 1, 7, 0, 4, 3, 6, 2, 4, 6, 9, 3, 8, 2, 4, 2, 6, 9, 0, 9, 3, 7, 6, 1, 8, 9, 5, 3, 6, 2, 8, 2, 5, 0, 7, 9, 2, 5, 3, 6, 1, 1, 2, 6, 5, 9, 4, 2, 1, 5, 7, 5, 0, 6, 2, 8, 3, 0, 1, 9, 3, 3, 1, 7, 4, 2, 4, 8, 8, 1 (list; constant; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 LINKS G. C. Greubel, Table of n, a(n) for n = 0..10000 Eric Weisstein's MathWorld, Dirichlet Beta Function Wikipedia, Dirichlet beta function FORMULA beta(1/5) = (zeta(1/5, 1/4) - zeta(1/5, 3/4))/2^(2/5). EXAMPLE 0.57371084718594664935726652783200417043624693824269093761895362825... MAPLE evalf(Sum((-1)^n/(2*n+1)^(1/5), n=0..infinity), 120); # Vaclav Kotesovec, Aug 27 2015 MATHEMATICA RealDigits[DirichletBeta[1/5], 10, 102]//First CROSSREFS Cf. A003881 (beta(1)=Pi/4), A006752 (beta(2)=Catalan), A153071 (beta(3)), A175572 (beta(4)), A175571 (beta(5)), A175570 (beta(6)), A261622 (beta(1/3)), A261623 (beta(1/4)). Sequence in context: A180079 A019844 A155529 * A152081 A264736 A200620 Adjacent sequences: A261621 A261622 A261623 * A261625 A261626 A261627 KEYWORD nonn,cons,easy AUTHOR Jean-François Alcover, Aug 27 2015 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified February 22 02:03 EST 2024. Contains 370239 sequences. (Running on oeis4.)