login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A271521 Decimal expansion of the real part of the derivative of the Riemann function zeta(z) at z=i, the imaginary unit. 3
8, 3, 4, 0, 6, 1, 5, 7, 3, 3, 9, 2, 4, 0, 5, 6, 4, 1, 4, 3, 8, 4, 5, 7, 1, 6, 2, 9, 5, 6, 8, 8, 3, 0, 7, 5, 3, 8, 0, 6, 1, 2, 9, 4, 7, 3, 9, 2, 0, 1, 1, 6, 6, 9, 9, 4, 0, 3, 2, 6, 4, 1, 1, 9, 0, 2, 3, 8, 3, 7, 6, 7, 9, 1, 9, 5, 4, 1, 3, 5, 9, 3, 9, 1, 0, 0, 8, 3, 3, 0, 7, 3, 4, 6, 3, 2, 9, 6, 8, 5, 7, 3, 3, 7, 2 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

-1,1

COMMENTS

The corresponding imaginary part of zeta'(i) is in A271522.

LINKS

Stanislav Sykora, Table of n, a(n) for n = -1..2000

Eric Weisstein's World of Mathematics, Riemann Zeta Function

EXAMPLE

0.083406157339240564143845716295688307538061294739201166994032641190...

MATHEMATICA

RealDigits[Re[Zeta'[I]], 10, 120][[1]] (* Vaclav Kotesovec, Apr 10 2016 *)

PROG

(PARI) real(zeta'(I)) \\ With realprecision=2100, it takes a few minutes

CROSSREFS

Cf. A084448 (-zeta'(-1)), A179311 (real(zeta(i))), A179836 (imag(-zeta(i))), A271522 (-imag(zeta'(i))).

Sequence in context: A069995 A199863 A181180 * A117889 A021927 A145594

Adjacent sequences:  A271518 A271519 A271520 * A271522 A271523 A271524

KEYWORD

nonn,cons

AUTHOR

Stanislav Sykora, Apr 09 2016

STATUS

approved

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

License Agreements, Terms of Use, Privacy Policy .

Last modified June 25 18:15 EDT 2017. Contains 288729 sequences.