Properties

Label 2-5e2-1.1-c5-0-2
Degree $2$
Conductor $25$
Sign $-1$
Analytic cond. $4.00959$
Root an. cond. $2.00239$
Motivic weight $5$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 10.2·2-s + 5.52·3-s + 73.3·4-s − 56.6·6-s − 68.9·7-s − 423.·8-s − 212.·9-s − 486.·11-s + 404.·12-s + 428.·13-s + 707.·14-s + 2.00e3·16-s − 1.80e3·17-s + 2.18e3·18-s − 1.04e3·19-s − 380.·21-s + 4.98e3·22-s − 686.·23-s − 2.34e3·24-s − 4.39e3·26-s − 2.51e3·27-s − 5.05e3·28-s − 1.33e3·29-s + 7.99e3·31-s − 7.00e3·32-s − 2.68e3·33-s + 1.84e4·34-s + ⋯
L(s)  = 1  − 1.81·2-s + 0.354·3-s + 2.29·4-s − 0.642·6-s − 0.531·7-s − 2.34·8-s − 0.874·9-s − 1.21·11-s + 0.811·12-s + 0.703·13-s + 0.964·14-s + 1.95·16-s − 1.51·17-s + 1.58·18-s − 0.665·19-s − 0.188·21-s + 2.19·22-s − 0.270·23-s − 0.829·24-s − 1.27·26-s − 0.664·27-s − 1.21·28-s − 0.295·29-s + 1.49·31-s − 1.20·32-s − 0.429·33-s + 2.74·34-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 25 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(6-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 25 ^{s/2} \, \Gamma_{\C}(s+5/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(25\)    =    \(5^{2}\)
Sign: $-1$
Analytic conductor: \(4.00959\)
Root analytic conductor: \(2.00239\)
Motivic weight: \(5\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 25,\ (\ :5/2),\ -1)\)

Particular Values

\(L(3)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{7}{2})\) 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 \( 1 + 10.2T + 32T^{2} \)
3 \( 1 - 5.52T + 243T^{2} \)
7 \( 1 + 68.9T + 1.68e4T^{2} \)
11 \( 1 + 486.T + 1.61e5T^{2} \)
13 \( 1 - 428.T + 3.71e5T^{2} \)
17 \( 1 + 1.80e3T + 1.41e6T^{2} \)
19 \( 1 + 1.04e3T + 2.47e6T^{2} \)
23 \( 1 + 686.T + 6.43e6T^{2} \)
29 \( 1 + 1.33e3T + 2.05e7T^{2} \)
31 \( 1 - 7.99e3T + 2.86e7T^{2} \)
37 \( 1 - 1.97e3T + 6.93e7T^{2} \)
41 \( 1 - 1.07e4T + 1.15e8T^{2} \)
43 \( 1 + 1.50e4T + 1.47e8T^{2} \)
47 \( 1 + 895.T + 2.29e8T^{2} \)
53 \( 1 - 1.93e4T + 4.18e8T^{2} \)
59 \( 1 - 2.11e4T + 7.14e8T^{2} \)
61 \( 1 + 2.77e4T + 8.44e8T^{2} \)
67 \( 1 - 7.71e3T + 1.35e9T^{2} \)
71 \( 1 + 5.14e4T + 1.80e9T^{2} \)
73 \( 1 - 4.37e4T + 2.07e9T^{2} \)
79 \( 1 + 6.22e3T + 3.07e9T^{2} \)
83 \( 1 + 5.29e4T + 3.93e9T^{2} \)
89 \( 1 - 4.46e4T + 5.58e9T^{2} \)
97 \( 1 - 1.48e5T + 8.58e9T^{2} \)
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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

−16.16592811903798835547710940696, −15.28662053889964568448422871021, −13.30109137905299356862888136798, −11.39091308761606941786167829024, −10.33507100532086477909404827690, −8.948011093739175151638306240357, −8.057820782844069705287439738233, −6.38780778736165990773067510705, −2.52685205639872386856587465629, 0, 2.52685205639872386856587465629, 6.38780778736165990773067510705, 8.057820782844069705287439738233, 8.948011093739175151638306240357, 10.33507100532086477909404827690, 11.39091308761606941786167829024, 13.30109137905299356862888136798, 15.28662053889964568448422871021, 16.16592811903798835547710940696

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