Properties

Label 2-862-1.1-c1-0-5
Degree $2$
Conductor $862$
Sign $1$
Analytic cond. $6.88310$
Root an. cond. $2.62356$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2-s − 1.94·3-s + 4-s + 3.69·5-s + 1.94·6-s − 2.11·7-s − 8-s + 0.782·9-s − 3.69·10-s + 1.68·11-s − 1.94·12-s + 4.38·13-s + 2.11·14-s − 7.19·15-s + 16-s + 1.07·17-s − 0.782·18-s + 0.525·19-s + 3.69·20-s + 4.10·21-s − 1.68·22-s − 0.463·23-s + 1.94·24-s + 8.67·25-s − 4.38·26-s + 4.31·27-s − 2.11·28-s + ⋯
L(s)  = 1  − 0.707·2-s − 1.12·3-s + 0.5·4-s + 1.65·5-s + 0.793·6-s − 0.797·7-s − 0.353·8-s + 0.260·9-s − 1.16·10-s + 0.506·11-s − 0.561·12-s + 1.21·13-s + 0.564·14-s − 1.85·15-s + 0.250·16-s + 0.259·17-s − 0.184·18-s + 0.120·19-s + 0.826·20-s + 0.895·21-s − 0.358·22-s − 0.0967·23-s + 0.396·24-s + 1.73·25-s − 0.859·26-s + 0.830·27-s − 0.398·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 862 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 862 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(862\)    =    \(2 \cdot 431\)
Sign: $1$
Analytic conductor: \(6.88310\)
Root analytic conductor: \(2.62356\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 862,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.9767215260\)
\(L(\frac12)\) \(\approx\) \(0.9767215260\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + T \)
431 \( 1 - T \)
good3 \( 1 + 1.94T + 3T^{2} \)
5 \( 1 - 3.69T + 5T^{2} \)
7 \( 1 + 2.11T + 7T^{2} \)
11 \( 1 - 1.68T + 11T^{2} \)
13 \( 1 - 4.38T + 13T^{2} \)
17 \( 1 - 1.07T + 17T^{2} \)
19 \( 1 - 0.525T + 19T^{2} \)
23 \( 1 + 0.463T + 23T^{2} \)
29 \( 1 + 9.66T + 29T^{2} \)
31 \( 1 + 9.57T + 31T^{2} \)
37 \( 1 - 9.09T + 37T^{2} \)
41 \( 1 - 8.45T + 41T^{2} \)
43 \( 1 - 10.3T + 43T^{2} \)
47 \( 1 + 3.30T + 47T^{2} \)
53 \( 1 - 3.73T + 53T^{2} \)
59 \( 1 - 6.67T + 59T^{2} \)
61 \( 1 - 0.444T + 61T^{2} \)
67 \( 1 - 13.2T + 67T^{2} \)
71 \( 1 - 6.94T + 71T^{2} \)
73 \( 1 - 2.36T + 73T^{2} \)
79 \( 1 + 10.9T + 79T^{2} \)
83 \( 1 - 8.78T + 83T^{2} \)
89 \( 1 - 9.82T + 89T^{2} \)
97 \( 1 - 8.50T + 97T^{2} \)
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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

−10.07821065773379726394383621695, −9.399244311390401173441220164486, −8.908602897429034142208258397766, −7.44970352868895002490540754243, −6.36332400333869620016754066348, −6.01050858668370635061648891260, −5.39848228313376513312921754988, −3.68029316881676265954060674277, −2.21953324977738327032463579201, −0.966330481356713775991703942349, 0.966330481356713775991703942349, 2.21953324977738327032463579201, 3.68029316881676265954060674277, 5.39848228313376513312921754988, 6.01050858668370635061648891260, 6.36332400333869620016754066348, 7.44970352868895002490540754243, 8.908602897429034142208258397766, 9.399244311390401173441220164486, 10.07821065773379726394383621695

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