Properties

Label 2-5e2-1.1-c21-0-31
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  + 2.72e3·2-s − 5.08e4·3-s + 5.34e6·4-s − 1.38e8·6-s − 3.19e8·7-s + 8.85e9·8-s − 7.87e9·9-s − 1.64e11·11-s − 2.71e11·12-s + 5.81e11·13-s − 8.71e11·14-s + 1.29e13·16-s − 3.89e12·17-s − 2.14e13·18-s − 3.65e13·19-s + 1.62e13·21-s − 4.48e14·22-s − 2.08e14·23-s − 4.49e14·24-s + 1.58e15·26-s + 9.32e14·27-s − 1.70e15·28-s + 8.16e14·29-s − 5.45e15·31-s + 1.67e16·32-s + 8.36e15·33-s − 1.06e16·34-s + ⋯
L(s)  = 1  + 1.88·2-s − 0.497·3-s + 2.54·4-s − 0.936·6-s − 0.427·7-s + 2.91·8-s − 0.752·9-s − 1.91·11-s − 1.26·12-s + 1.17·13-s − 0.805·14-s + 2.94·16-s − 0.468·17-s − 1.41·18-s − 1.36·19-s + 0.212·21-s − 3.60·22-s − 1.04·23-s − 1.44·24-s + 2.20·26-s + 0.871·27-s − 1.08·28-s + 0.360·29-s − 1.19·31-s + 2.62·32-s + 0.950·33-s − 0.883·34-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 \( 1 - 2.72e3T + 2.09e6T^{2} \)
3 \( 1 + 5.08e4T + 1.04e10T^{2} \)
7 \( 1 + 3.19e8T + 5.58e17T^{2} \)
11 \( 1 + 1.64e11T + 7.40e21T^{2} \)
13 \( 1 - 5.81e11T + 2.47e23T^{2} \)
17 \( 1 + 3.89e12T + 6.90e25T^{2} \)
19 \( 1 + 3.65e13T + 7.14e26T^{2} \)
23 \( 1 + 2.08e14T + 3.94e28T^{2} \)
29 \( 1 - 8.16e14T + 5.13e30T^{2} \)
31 \( 1 + 5.45e15T + 2.08e31T^{2} \)
37 \( 1 - 3.79e16T + 8.55e32T^{2} \)
41 \( 1 - 9.62e16T + 7.38e33T^{2} \)
43 \( 1 + 6.14e16T + 2.00e34T^{2} \)
47 \( 1 + 4.95e17T + 1.30e35T^{2} \)
53 \( 1 + 9.65e17T + 1.62e36T^{2} \)
59 \( 1 + 3.38e16T + 1.54e37T^{2} \)
61 \( 1 - 1.46e18T + 3.10e37T^{2} \)
67 \( 1 + 1.95e19T + 2.22e38T^{2} \)
71 \( 1 - 6.92e18T + 7.52e38T^{2} \)
73 \( 1 - 2.18e19T + 1.34e39T^{2} \)
79 \( 1 + 6.04e19T + 7.08e39T^{2} \)
83 \( 1 - 1.33e19T + 1.99e40T^{2} \)
89 \( 1 + 8.06e19T + 8.65e40T^{2} \)
97 \( 1 - 7.05e20T + 5.27e41T^{2} \)
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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

−12.74990519400682813282936260228, −11.30181338417551742239677592583, −10.61131494400656173079599216667, −8.051471759533591863025652477931, −6.37137026255345502770883791356, −5.70174395234088670013946091918, −4.52796093864458518408790881084, −3.18983033052418795333470443062, −2.15878088663674426566110250490, 0, 2.15878088663674426566110250490, 3.18983033052418795333470443062, 4.52796093864458518408790881084, 5.70174395234088670013946091918, 6.37137026255345502770883791356, 8.051471759533591863025652477931, 10.61131494400656173079599216667, 11.30181338417551742239677592583, 12.74990519400682813282936260228

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