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A266563 Decimal expansion of the generalized Glaisher-Kinkelin constant A(16). 19

%I #17 Mar 27 2024 20:11:22

%S 1,6,9,8,1,8,3,9,7,8,4,2,7,7,5,6,0,7,7,4,7,3,0,9,5,5,1,6,8,3,1,2,7,1,

%T 1,8,7,9,5,1,5,2,9,1,4,2,8,6,3,7,7,3,5,8,6,0,2,7,1,7,5,9,5,5,0,0,0,7,

%U 5,4,2,1,7,6,0,8,8,8,8,0,1,4,7,1,9,3,5,6,7,0,8,2

%N Decimal expansion of the generalized Glaisher-Kinkelin constant A(16).

%C Also known as the 16th Bendersky constant.

%H G. C. Greubel, <a href="/A266563/b266563.txt">Table of n, a(n) for n = 0..2000</a>

%F A(k) = exp(H(k)*B(k+1)/(k+1) - zeta'(-k)), where B(k) is the k-th Bernoulli number, H(k) the k-th harmonic number, and zeta'(x) is the derivative of the Riemann zeta function.

%F A(16) = exp((B(16)/4)*(zeta(17)/zeta(16))) = exp(-zeta'(-16)).

%F A(16) = exp(-16! * Zeta(17) / (2^17 * Pi^16)). - _Vaclav Kotesovec_, Jan 01 2016

%e 0.16981839784277560774730955168312711879515291428637735860...

%t Exp[N[(BernoulliB[16]/4)*(Zeta[17]/Zeta[16]), 200]]

%Y Cf. A019727 (A(0)), A074962 (A(1)), A243262 (A(2)), A243263 (A(3)), A243264 (A(4)), A243265 (A(5)), A266553 (A(6)), A266554 (A(7)), A266555 (A(8)), A266556 (A(9)), A266557 (A(10)), A266558 (A(11)), A266559 (A(12)), A260662 (A(13)), A266560 (A(14)), A266562 (A(15)), A266564 (A(17)), A266565 (A(18)), A266566 (A(19)), A266567 (A(20)).

%Y Cf. A013674, A013675, A266271, A027641, A027642.

%K nonn,cons

%O 0,2

%A _G. C. Greubel_, Dec 31 2015

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Last modified April 24 12:31 EDT 2024. Contains 371937 sequences. (Running on oeis4.)