Properties

Label 2-874-1.1-c1-0-21
Degree $2$
Conductor $874$
Sign $1$
Analytic cond. $6.97892$
Root an. cond. $2.64176$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2-s + 3-s + 4-s + 3·5-s + 6-s + 2·7-s + 8-s − 2·9-s + 3·10-s − 3·11-s + 12-s + 2·13-s + 2·14-s + 3·15-s + 16-s − 2·18-s + 19-s + 3·20-s + 2·21-s − 3·22-s + 23-s + 24-s + 4·25-s + 2·26-s − 5·27-s + 2·28-s − 3·29-s + ⋯
L(s)  = 1  + 0.707·2-s + 0.577·3-s + 1/2·4-s + 1.34·5-s + 0.408·6-s + 0.755·7-s + 0.353·8-s − 2/3·9-s + 0.948·10-s − 0.904·11-s + 0.288·12-s + 0.554·13-s + 0.534·14-s + 0.774·15-s + 1/4·16-s − 0.471·18-s + 0.229·19-s + 0.670·20-s + 0.436·21-s − 0.639·22-s + 0.208·23-s + 0.204·24-s + 4/5·25-s + 0.392·26-s − 0.962·27-s + 0.377·28-s − 0.557·29-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 874 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 874 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(874\)    =    \(2 \cdot 19 \cdot 23\)
Sign: $1$
Analytic conductor: \(6.97892\)
Root analytic conductor: \(2.64176\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 874,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(3.543424156\)
\(L(\frac12)\) \(\approx\) \(3.543424156\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - T \)
19 \( 1 - T \)
23 \( 1 - T \)
good3 \( 1 - T + p T^{2} \)
5 \( 1 - 3 T + p T^{2} \)
7 \( 1 - 2 T + p T^{2} \)
11 \( 1 + 3 T + p T^{2} \)
13 \( 1 - 2 T + p T^{2} \)
17 \( 1 + p T^{2} \)
29 \( 1 + 3 T + p T^{2} \)
31 \( 1 + 4 T + p T^{2} \)
37 \( 1 + 4 T + p T^{2} \)
41 \( 1 - 6 T + p T^{2} \)
43 \( 1 + 13 T + p T^{2} \)
47 \( 1 - 3 T + p T^{2} \)
53 \( 1 + p T^{2} \)
59 \( 1 - 9 T + p T^{2} \)
61 \( 1 - 2 T + p T^{2} \)
67 \( 1 - 8 T + p T^{2} \)
71 \( 1 + 12 T + p T^{2} \)
73 \( 1 - 11 T + p T^{2} \)
79 \( 1 + T + p T^{2} \)
83 \( 1 - 9 T + p T^{2} \)
89 \( 1 + 3 T + p T^{2} \)
97 \( 1 - 17 T + p T^{2} \)
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   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{2} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−10.21643769358178065968167185911, −9.288450593505419738882905923558, −8.451290385585527310238856174142, −7.65428284872921883138219868719, −6.49300212845425635180999211709, −5.52472561366771168776296847905, −5.12646721342553207977876634965, −3.64342042429842783123261249929, −2.57151933895629597492403624282, −1.74726461685773298384380211741, 1.74726461685773298384380211741, 2.57151933895629597492403624282, 3.64342042429842783123261249929, 5.12646721342553207977876634965, 5.52472561366771168776296847905, 6.49300212845425635180999211709, 7.65428284872921883138219868719, 8.451290385585527310238856174142, 9.288450593505419738882905923558, 10.21643769358178065968167185911

Graph of the $Z$-function along the critical line