Properties

Label 2-874-1.1-c1-0-4
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 − 3·3-s + 4-s + 5-s + 3·6-s + 2·7-s − 8-s + 6·9-s − 10-s + 5·11-s − 3·12-s − 2·13-s − 2·14-s − 3·15-s + 16-s − 2·17-s − 6·18-s − 19-s + 20-s − 6·21-s − 5·22-s + 23-s + 3·24-s − 4·25-s + 2·26-s − 9·27-s + 2·28-s + ⋯
L(s)  = 1  − 0.707·2-s − 1.73·3-s + 1/2·4-s + 0.447·5-s + 1.22·6-s + 0.755·7-s − 0.353·8-s + 2·9-s − 0.316·10-s + 1.50·11-s − 0.866·12-s − 0.554·13-s − 0.534·14-s − 0.774·15-s + 1/4·16-s − 0.485·17-s − 1.41·18-s − 0.229·19-s + 0.223·20-s − 1.30·21-s − 1.06·22-s + 0.208·23-s + 0.612·24-s − 4/5·25-s + 0.392·26-s − 1.73·27-s + 0.377·28-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

\(L(1)\) \(\approx\) \(0.7640162400\)
\(L(\frac12)\) \(\approx\) \(0.7640162400\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$Isogeny Class over $\mathbf{F}_p$
bad2 \( 1 + T \)
19 \( 1 + T \)
23 \( 1 - T \)
good3 \( 1 + p T + p T^{2} \) 1.3.d
5 \( 1 - T + p T^{2} \) 1.5.ab
7 \( 1 - 2 T + p T^{2} \) 1.7.ac
11 \( 1 - 5 T + p T^{2} \) 1.11.af
13 \( 1 + 2 T + p T^{2} \) 1.13.c
17 \( 1 + 2 T + p T^{2} \) 1.17.c
29 \( 1 + T + p T^{2} \) 1.29.b
31 \( 1 - 6 T + p T^{2} \) 1.31.ag
37 \( 1 - 2 T + p T^{2} \) 1.37.ac
41 \( 1 + p T^{2} \) 1.41.a
43 \( 1 - 7 T + p T^{2} \) 1.43.ah
47 \( 1 + 3 T + p T^{2} \) 1.47.d
53 \( 1 - 2 T + p T^{2} \) 1.53.ac
59 \( 1 - 9 T + p T^{2} \) 1.59.aj
61 \( 1 - 10 T + p T^{2} \) 1.61.ak
67 \( 1 - 2 T + p T^{2} \) 1.67.ac
71 \( 1 - 12 T + p T^{2} \) 1.71.am
73 \( 1 + 9 T + p T^{2} \) 1.73.j
79 \( 1 + 15 T + p T^{2} \) 1.79.p
83 \( 1 - 17 T + p T^{2} \) 1.83.ar
89 \( 1 - 9 T + p T^{2} \) 1.89.aj
97 \( 1 + 15 T + p T^{2} \) 1.97.p
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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

−10.14669126342778803736489235158, −9.577776628192651405702334914578, −8.559044458927928476524472169132, −7.39108856539308841353334545016, −6.58836588993074077310145507278, −5.99438793012257440365969906560, −5.00553654034151835981792538210, −4.10727050063470136833639516291, −1.99931662128424111808219573511, −0.886659922354858315472516073397, 0.886659922354858315472516073397, 1.99931662128424111808219573511, 4.10727050063470136833639516291, 5.00553654034151835981792538210, 5.99438793012257440365969906560, 6.58836588993074077310145507278, 7.39108856539308841353334545016, 8.559044458927928476524472169132, 9.577776628192651405702334914578, 10.14669126342778803736489235158

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