Properties

Label 2-26208-1.1-c1-0-10
Degree $2$
Conductor $26208$
Sign $1$
Analytic cond. $209.271$
Root an. cond. $14.4662$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2·5-s − 7-s + 2·11-s + 13-s + 8·17-s + 4·19-s − 4·23-s − 25-s − 8·29-s + 2·35-s + 2·37-s + 10·41-s + 4·43-s − 2·47-s + 49-s + 4·53-s − 4·55-s + 14·59-s + 2·61-s − 2·65-s − 12·67-s − 10·71-s + 14·73-s − 2·77-s + 10·83-s − 16·85-s − 10·89-s + ⋯
L(s)  = 1  − 0.894·5-s − 0.377·7-s + 0.603·11-s + 0.277·13-s + 1.94·17-s + 0.917·19-s − 0.834·23-s − 1/5·25-s − 1.48·29-s + 0.338·35-s + 0.328·37-s + 1.56·41-s + 0.609·43-s − 0.291·47-s + 1/7·49-s + 0.549·53-s − 0.539·55-s + 1.82·59-s + 0.256·61-s − 0.248·65-s − 1.46·67-s − 1.18·71-s + 1.63·73-s − 0.227·77-s + 1.09·83-s − 1.73·85-s − 1.05·89-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 26208 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 26208 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(26208\)    =    \(2^{5} \cdot 3^{2} \cdot 7 \cdot 13\)
Sign: $1$
Analytic conductor: \(209.271\)
Root analytic conductor: \(14.4662\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 26208,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.915258746\)
\(L(\frac12)\) \(\approx\) \(1.915258746\)
\(L(\frac{3}{2})\) 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 $\mathbf{F}_p$
bad2 \( 1 \)
3 \( 1 \)
7 \( 1 + T \)
13 \( 1 - T \)
good5 \( 1 + 2 T + p T^{2} \) 1.5.c
11 \( 1 - 2 T + p T^{2} \) 1.11.ac
17 \( 1 - 8 T + p T^{2} \) 1.17.ai
19 \( 1 - 4 T + p T^{2} \) 1.19.ae
23 \( 1 + 4 T + p T^{2} \) 1.23.e
29 \( 1 + 8 T + p T^{2} \) 1.29.i
31 \( 1 + p T^{2} \) 1.31.a
37 \( 1 - 2 T + p T^{2} \) 1.37.ac
41 \( 1 - 10 T + p T^{2} \) 1.41.ak
43 \( 1 - 4 T + p T^{2} \) 1.43.ae
47 \( 1 + 2 T + p T^{2} \) 1.47.c
53 \( 1 - 4 T + p T^{2} \) 1.53.ae
59 \( 1 - 14 T + p T^{2} \) 1.59.ao
61 \( 1 - 2 T + p T^{2} \) 1.61.ac
67 \( 1 + 12 T + p T^{2} \) 1.67.m
71 \( 1 + 10 T + p T^{2} \) 1.71.k
73 \( 1 - 14 T + p T^{2} \) 1.73.ao
79 \( 1 + p T^{2} \) 1.79.a
83 \( 1 - 10 T + p T^{2} \) 1.83.ak
89 \( 1 + 10 T + p T^{2} \) 1.89.k
97 \( 1 + 2 T + p T^{2} \) 1.97.c
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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

−15.29953079539212, −14.74189594515634, −14.31518285198176, −13.81420592096587, −13.08389949171233, −12.55225633892790, −11.98850224808399, −11.65049437468319, −11.14244073143339, −10.37589726368070, −9.751374342470774, −9.437496124061912, −8.678859890098115, −7.993761595144743, −7.460888224785619, −7.267091117890169, −6.131397805739498, −5.818951710552306, −5.147243013390991, −4.157170841271007, −3.724365486830556, −3.296635116513549, −2.347695191469599, −1.317002324201181, −0.5988424148094516, 0.5988424148094516, 1.317002324201181, 2.347695191469599, 3.296635116513549, 3.724365486830556, 4.157170841271007, 5.147243013390991, 5.818951710552306, 6.131397805739498, 7.267091117890169, 7.460888224785619, 7.993761595144743, 8.678859890098115, 9.437496124061912, 9.751374342470774, 10.37589726368070, 11.14244073143339, 11.65049437468319, 11.98850224808399, 12.55225633892790, 13.08389949171233, 13.81420592096587, 14.31518285198176, 14.74189594515634, 15.29953079539212

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