Properties

Label 2-976-1.1-c1-0-19
Degree $2$
Conductor $976$
Sign $1$
Analytic cond. $7.79339$
Root an. cond. $2.79166$
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  + 2.93·3-s + 3.18·5-s − 3.42·7-s + 5.61·9-s + 4.68·11-s − 2.68·13-s + 9.36·15-s − 1.49·17-s + 1.25·19-s − 10.0·21-s − 5.10·23-s + 5.17·25-s + 7.68·27-s − 5.12·29-s + 8.29·31-s + 13.7·33-s − 10.9·35-s + 5.95·37-s − 7.87·39-s − 4.63·41-s − 5.01·43-s + 17.9·45-s + 8.37·47-s + 4.74·49-s − 4.37·51-s − 14.0·53-s + 14.9·55-s + ⋯
L(s)  = 1  + 1.69·3-s + 1.42·5-s − 1.29·7-s + 1.87·9-s + 1.41·11-s − 0.743·13-s + 2.41·15-s − 0.361·17-s + 0.287·19-s − 2.19·21-s − 1.06·23-s + 1.03·25-s + 1.47·27-s − 0.951·29-s + 1.49·31-s + 2.39·33-s − 1.84·35-s + 0.978·37-s − 1.26·39-s − 0.723·41-s − 0.764·43-s + 2.67·45-s + 1.22·47-s + 0.677·49-s − 0.613·51-s − 1.92·53-s + 2.01·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 976 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 976 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(976\)    =    \(2^{4} \cdot 61\)
Sign: $1$
Analytic conductor: \(7.79339\)
Root analytic conductor: \(2.79166\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 976,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(3.246067120\)
\(L(\frac12)\) \(\approx\) \(3.246067120\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
61 \( 1 + T \)
good3 \( 1 - 2.93T + 3T^{2} \)
5 \( 1 - 3.18T + 5T^{2} \)
7 \( 1 + 3.42T + 7T^{2} \)
11 \( 1 - 4.68T + 11T^{2} \)
13 \( 1 + 2.68T + 13T^{2} \)
17 \( 1 + 1.49T + 17T^{2} \)
19 \( 1 - 1.25T + 19T^{2} \)
23 \( 1 + 5.10T + 23T^{2} \)
29 \( 1 + 5.12T + 29T^{2} \)
31 \( 1 - 8.29T + 31T^{2} \)
37 \( 1 - 5.95T + 37T^{2} \)
41 \( 1 + 4.63T + 41T^{2} \)
43 \( 1 + 5.01T + 43T^{2} \)
47 \( 1 - 8.37T + 47T^{2} \)
53 \( 1 + 14.0T + 53T^{2} \)
59 \( 1 - 4.81T + 59T^{2} \)
67 \( 1 + 13.5T + 67T^{2} \)
71 \( 1 + 8.23T + 71T^{2} \)
73 \( 1 - 10.9T + 73T^{2} \)
79 \( 1 + 9.56T + 79T^{2} \)
83 \( 1 + 5.47T + 83T^{2} \)
89 \( 1 - 2.88T + 89T^{2} \)
97 \( 1 - 0.427T + 97T^{2} \)
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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

−9.724749680110405700151888377619, −9.341720257344709274202304717311, −8.646939037591302329662872948426, −7.51622842482755747363817164005, −6.59133483941802517253018307417, −6.00311073424424769779512946268, −4.43567660601429954047817760853, −3.42081281079598256609411341634, −2.57439834850206064860367208303, −1.66121487567519946478556611837, 1.66121487567519946478556611837, 2.57439834850206064860367208303, 3.42081281079598256609411341634, 4.43567660601429954047817760853, 6.00311073424424769779512946268, 6.59133483941802517253018307417, 7.51622842482755747363817164005, 8.646939037591302329662872948426, 9.341720257344709274202304717311, 9.724749680110405700151888377619

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