Properties

Label 2-5e2-1.1-c13-0-18
Degree $2$
Conductor $25$
Sign $-1$
Analytic cond. $26.8077$
Root an. cond. $5.17761$
Motivic weight $13$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 90.6·2-s + 1.12e3·3-s + 23.8·4-s + 1.02e5·6-s − 3.24e5·7-s − 7.40e5·8-s − 3.26e5·9-s − 1.64e6·11-s + 2.68e4·12-s − 6.26e6·13-s − 2.94e7·14-s − 6.73e7·16-s − 1.66e8·17-s − 2.96e7·18-s + 3.12e8·19-s − 3.65e8·21-s − 1.49e8·22-s + 6.32e8·23-s − 8.33e8·24-s − 5.68e8·26-s − 2.16e9·27-s − 7.75e6·28-s − 2.82e9·29-s + 7.61e9·31-s − 3.54e7·32-s − 1.85e9·33-s − 1.50e10·34-s + ⋯
L(s)  = 1  + 1.00·2-s + 0.891·3-s + 0.00291·4-s + 0.892·6-s − 1.04·7-s − 0.998·8-s − 0.205·9-s − 0.280·11-s + 0.00260·12-s − 0.360·13-s − 1.04·14-s − 1.00·16-s − 1.67·17-s − 0.205·18-s + 1.52·19-s − 0.929·21-s − 0.280·22-s + 0.890·23-s − 0.890·24-s − 0.360·26-s − 1.07·27-s − 0.00304·28-s − 0.882·29-s + 1.54·31-s − 0.00583·32-s − 0.249·33-s − 1.67·34-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 25 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(14-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 25 ^{s/2} \, \Gamma_{\C}(s+13/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(25\)    =    \(5^{2}\)
Sign: $-1$
Analytic conductor: \(26.8077\)
Root analytic conductor: \(5.17761\)
Motivic weight: \(13\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 25,\ (\ :13/2),\ -1)\)

Particular Values

\(L(7)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{15}{2})\) 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 \( 1 - 90.6T + 8.19e3T^{2} \)
3 \( 1 - 1.12e3T + 1.59e6T^{2} \)
7 \( 1 + 3.24e5T + 9.68e10T^{2} \)
11 \( 1 + 1.64e6T + 3.45e13T^{2} \)
13 \( 1 + 6.26e6T + 3.02e14T^{2} \)
17 \( 1 + 1.66e8T + 9.90e15T^{2} \)
19 \( 1 - 3.12e8T + 4.20e16T^{2} \)
23 \( 1 - 6.32e8T + 5.04e17T^{2} \)
29 \( 1 + 2.82e9T + 1.02e19T^{2} \)
31 \( 1 - 7.61e9T + 2.44e19T^{2} \)
37 \( 1 + 1.99e10T + 2.43e20T^{2} \)
41 \( 1 + 4.69e10T + 9.25e20T^{2} \)
43 \( 1 - 7.85e9T + 1.71e21T^{2} \)
47 \( 1 + 8.31e10T + 5.46e21T^{2} \)
53 \( 1 - 1.19e11T + 2.60e22T^{2} \)
59 \( 1 - 4.20e11T + 1.04e23T^{2} \)
61 \( 1 - 4.15e11T + 1.61e23T^{2} \)
67 \( 1 - 1.02e11T + 5.48e23T^{2} \)
71 \( 1 + 4.00e11T + 1.16e24T^{2} \)
73 \( 1 + 5.55e11T + 1.67e24T^{2} \)
79 \( 1 - 1.60e12T + 4.66e24T^{2} \)
83 \( 1 - 2.64e11T + 8.87e24T^{2} \)
89 \( 1 + 3.69e12T + 2.19e25T^{2} \)
97 \( 1 - 1.00e13T + 6.73e25T^{2} \)
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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

−13.66263651386927295621101039630, −13.16807186213566181585837387480, −11.70422328556300463340642361340, −9.678752307056956872463764971794, −8.654909712676482805089230748541, −6.76911012499424824694699599202, −5.17719189574927702871680845643, −3.56162179372319391884742274294, −2.64050608520511954215656970432, 0, 2.64050608520511954215656970432, 3.56162179372319391884742274294, 5.17719189574927702871680845643, 6.76911012499424824694699599202, 8.654909712676482805089230748541, 9.678752307056956872463764971794, 11.70422328556300463340642361340, 13.16807186213566181585837387480, 13.66263651386927295621101039630

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