Properties

Label 2-7742-1.1-c1-0-41
Degree $2$
Conductor $7742$
Sign $1$
Analytic cond. $61.8201$
Root an. cond. $7.86258$
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 − 2.84·3-s + 4-s − 0.961·5-s − 2.84·6-s + 8-s + 5.08·9-s − 0.961·10-s − 0.868·11-s − 2.84·12-s − 2.34·13-s + 2.73·15-s + 16-s + 6.29·17-s + 5.08·18-s − 0.246·19-s − 0.961·20-s − 0.868·22-s − 8.33·23-s − 2.84·24-s − 4.07·25-s − 2.34·26-s − 5.92·27-s − 7.72·29-s + 2.73·30-s + 6.88·31-s + 32-s + ⋯
L(s)  = 1  + 0.707·2-s − 1.64·3-s + 0.5·4-s − 0.430·5-s − 1.16·6-s + 0.353·8-s + 1.69·9-s − 0.304·10-s − 0.261·11-s − 0.820·12-s − 0.650·13-s + 0.705·15-s + 0.250·16-s + 1.52·17-s + 1.19·18-s − 0.0565·19-s − 0.215·20-s − 0.185·22-s − 1.73·23-s − 0.580·24-s − 0.815·25-s − 0.460·26-s − 1.13·27-s − 1.43·29-s + 0.499·30-s + 1.23·31-s + 0.176·32-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 7742 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 7742 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(7742\)    =    \(2 \cdot 7^{2} \cdot 79\)
Sign: $1$
Analytic conductor: \(61.8201\)
Root analytic conductor: \(7.86258\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 7742,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.165588432\)
\(L(\frac12)\) \(\approx\) \(1.165588432\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - T \)
7 \( 1 \)
79 \( 1 - T \)
good3 \( 1 + 2.84T + 3T^{2} \)
5 \( 1 + 0.961T + 5T^{2} \)
11 \( 1 + 0.868T + 11T^{2} \)
13 \( 1 + 2.34T + 13T^{2} \)
17 \( 1 - 6.29T + 17T^{2} \)
19 \( 1 + 0.246T + 19T^{2} \)
23 \( 1 + 8.33T + 23T^{2} \)
29 \( 1 + 7.72T + 29T^{2} \)
31 \( 1 - 6.88T + 31T^{2} \)
37 \( 1 - 9.75T + 37T^{2} \)
41 \( 1 + 3.68T + 41T^{2} \)
43 \( 1 - 6.04T + 43T^{2} \)
47 \( 1 + 5.07T + 47T^{2} \)
53 \( 1 + 1.58T + 53T^{2} \)
59 \( 1 - 7.84T + 59T^{2} \)
61 \( 1 - 0.474T + 61T^{2} \)
67 \( 1 - 8.63T + 67T^{2} \)
71 \( 1 - 10.5T + 71T^{2} \)
73 \( 1 + 14.3T + 73T^{2} \)
83 \( 1 - 3.20T + 83T^{2} \)
89 \( 1 + 18.7T + 89T^{2} \)
97 \( 1 - 6.64T + 97T^{2} \)
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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

−7.87953397376806979277501008893, −6.94085496934084382032323619652, −6.26903209497727975563367890356, −5.56500802839931760585164851571, −5.35432447309502138294560690311, −4.29539245531200623934052277787, −3.94518977470868005907686678106, −2.77932173984426719598504731703, −1.67481190000925759092941681700, −0.52725683372729625202399545432, 0.52725683372729625202399545432, 1.67481190000925759092941681700, 2.77932173984426719598504731703, 3.94518977470868005907686678106, 4.29539245531200623934052277787, 5.35432447309502138294560690311, 5.56500802839931760585164851571, 6.26903209497727975563367890356, 6.94085496934084382032323619652, 7.87953397376806979277501008893

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