Properties

Label 2-5e2-1.1-c21-0-15
Degree $2$
Conductor $25$
Sign $-1$
Analytic cond. $69.8693$
Root an. cond. $8.35878$
Motivic weight $21$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 307.·2-s − 6.21e4·3-s − 2.00e6·4-s + 1.91e7·6-s − 8.89e8·7-s + 1.26e9·8-s − 6.59e9·9-s + 1.34e11·11-s + 1.24e11·12-s − 1.54e11·13-s + 2.73e11·14-s + 3.81e12·16-s − 1.18e13·17-s + 2.03e12·18-s + 3.56e13·19-s + 5.53e13·21-s − 4.14e13·22-s + 2.33e14·23-s − 7.84e13·24-s + 4.74e13·26-s + 1.06e15·27-s + 1.78e15·28-s + 1.32e15·29-s − 5.02e15·31-s − 3.81e15·32-s − 8.36e15·33-s + 3.64e15·34-s + ⋯
L(s)  = 1  − 0.212·2-s − 0.607·3-s − 0.954·4-s + 0.129·6-s − 1.19·7-s + 0.415·8-s − 0.630·9-s + 1.56·11-s + 0.580·12-s − 0.310·13-s + 0.253·14-s + 0.866·16-s − 1.42·17-s + 0.134·18-s + 1.33·19-s + 0.723·21-s − 0.332·22-s + 1.17·23-s − 0.252·24-s + 0.0659·26-s + 0.991·27-s + 1.13·28-s + 0.586·29-s − 1.10·31-s − 0.599·32-s − 0.951·33-s + 0.303·34-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 25 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(22-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 25 ^{s/2} \, \Gamma_{\C}(s+21/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(25\)    =    \(5^{2}\)
Sign: $-1$
Analytic conductor: \(69.8693\)
Root analytic conductor: \(8.35878\)
Motivic weight: \(21\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 25,\ (\ :21/2),\ -1)\)

Particular Values

\(L(11)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{23}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad5 \( 1 \)
good2 \( 1 + 307.T + 2.09e6T^{2} \)
3 \( 1 + 6.21e4T + 1.04e10T^{2} \)
7 \( 1 + 8.89e8T + 5.58e17T^{2} \)
11 \( 1 - 1.34e11T + 7.40e21T^{2} \)
13 \( 1 + 1.54e11T + 2.47e23T^{2} \)
17 \( 1 + 1.18e13T + 6.90e25T^{2} \)
19 \( 1 - 3.56e13T + 7.14e26T^{2} \)
23 \( 1 - 2.33e14T + 3.94e28T^{2} \)
29 \( 1 - 1.32e15T + 5.13e30T^{2} \)
31 \( 1 + 5.02e15T + 2.08e31T^{2} \)
37 \( 1 - 1.85e16T + 8.55e32T^{2} \)
41 \( 1 - 4.73e16T + 7.38e33T^{2} \)
43 \( 1 - 1.45e17T + 2.00e34T^{2} \)
47 \( 1 + 4.04e16T + 1.30e35T^{2} \)
53 \( 1 + 1.70e17T + 1.62e36T^{2} \)
59 \( 1 - 1.69e18T + 1.54e37T^{2} \)
61 \( 1 + 5.24e18T + 3.10e37T^{2} \)
67 \( 1 + 1.98e19T + 2.22e38T^{2} \)
71 \( 1 - 2.94e19T + 7.52e38T^{2} \)
73 \( 1 + 5.41e19T + 1.34e39T^{2} \)
79 \( 1 + 1.21e20T + 7.08e39T^{2} \)
83 \( 1 - 1.69e20T + 1.99e40T^{2} \)
89 \( 1 + 1.96e20T + 8.65e40T^{2} \)
97 \( 1 + 1.34e21T + 5.27e41T^{2} \)
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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

−12.33403412044139802406030385738, −11.09258104178571382214193320953, −9.512919283570519278647779130129, −8.927484107686530332642340913586, −6.98011957666693122187570252248, −5.82102202973230155492226245996, −4.42927264509309146228516725223, −3.12462825014407143504247420090, −1.00606660954251218972629462242, 0, 1.00606660954251218972629462242, 3.12462825014407143504247420090, 4.42927264509309146228516725223, 5.82102202973230155492226245996, 6.98011957666693122187570252248, 8.927484107686530332642340913586, 9.512919283570519278647779130129, 11.09258104178571382214193320953, 12.33403412044139802406030385738

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