Properties

Label 2-25215-1.1-c1-0-8
Degree $2$
Conductor $25215$
Sign $1$
Analytic cond. $201.342$
Root an. cond. $14.1895$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $2$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2-s + 3-s − 4-s − 5-s − 6-s − 2·7-s + 3·8-s + 9-s + 10-s − 3·11-s − 12-s + 13-s + 2·14-s − 15-s − 16-s − 8·17-s − 18-s − 6·19-s + 20-s − 2·21-s + 3·22-s − 23-s + 3·24-s + 25-s − 26-s + 27-s + 2·28-s + ⋯
L(s)  = 1  − 0.707·2-s + 0.577·3-s − 1/2·4-s − 0.447·5-s − 0.408·6-s − 0.755·7-s + 1.06·8-s + 1/3·9-s + 0.316·10-s − 0.904·11-s − 0.288·12-s + 0.277·13-s + 0.534·14-s − 0.258·15-s − 1/4·16-s − 1.94·17-s − 0.235·18-s − 1.37·19-s + 0.223·20-s − 0.436·21-s + 0.639·22-s − 0.208·23-s + 0.612·24-s + 1/5·25-s − 0.196·26-s + 0.192·27-s + 0.377·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 25215 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 25215 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(25215\)    =    \(3 \cdot 5 \cdot 41^{2}\)
Sign: $1$
Analytic conductor: \(201.342\)
Root analytic conductor: \(14.1895\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(2\)
Selberg data: \((2,\ 25215,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$Isogeny Class over $\mathbf{F}_p$
bad3 \( 1 - T \)
5 \( 1 + T \)
41 \( 1 \)
good2 \( 1 + T + p T^{2} \) 1.2.b
7 \( 1 + 2 T + p T^{2} \) 1.7.c
11 \( 1 + 3 T + p T^{2} \) 1.11.d
13 \( 1 - T + p T^{2} \) 1.13.ab
17 \( 1 + 8 T + p T^{2} \) 1.17.i
19 \( 1 + 6 T + p T^{2} \) 1.19.g
23 \( 1 + T + p T^{2} \) 1.23.b
29 \( 1 - 2 T + p T^{2} \) 1.29.ac
31 \( 1 + p T^{2} \) 1.31.a
37 \( 1 + 3 T + p T^{2} \) 1.37.d
43 \( 1 + 4 T + p T^{2} \) 1.43.e
47 \( 1 - 8 T + p T^{2} \) 1.47.ai
53 \( 1 + 10 T + p T^{2} \) 1.53.k
59 \( 1 + 9 T + p T^{2} \) 1.59.j
61 \( 1 - 5 T + p T^{2} \) 1.61.af
67 \( 1 + 10 T + p T^{2} \) 1.67.k
71 \( 1 - 5 T + p T^{2} \) 1.71.af
73 \( 1 - 9 T + p T^{2} \) 1.73.aj
79 \( 1 + 10 T + p T^{2} \) 1.79.k
83 \( 1 + 9 T + p T^{2} \) 1.83.j
89 \( 1 + 16 T + p T^{2} \) 1.89.q
97 \( 1 + 10 T + p T^{2} \) 1.97.k
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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

−15.91306454591042, −15.37365236641446, −15.06991624392472, −14.15012630843534, −13.67384840885503, −13.26501373404325, −12.69655126269242, −12.44141968227344, −11.28447189689307, −10.84165445406571, −10.43746386759386, −9.754352685306236, −9.266951004435678, −8.600938958681014, −8.402868571838586, −7.804985685083700, −6.995527112446128, −6.635779560779005, −5.809614823367010, −4.841567762371926, −4.364726862158299, −3.849154225690965, −2.946136102872400, −2.296494878690535, −1.456086628785269, 0, 0, 1.456086628785269, 2.296494878690535, 2.946136102872400, 3.849154225690965, 4.364726862158299, 4.841567762371926, 5.809614823367010, 6.635779560779005, 6.995527112446128, 7.804985685083700, 8.402868571838586, 8.600938958681014, 9.266951004435678, 9.754352685306236, 10.43746386759386, 10.84165445406571, 11.28447189689307, 12.44141968227344, 12.69655126269242, 13.26501373404325, 13.67384840885503, 14.15012630843534, 15.06991624392472, 15.37365236641446, 15.91306454591042

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