Properties

Label 2-26208-1.1-c1-0-21
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 + 4·11-s + 13-s − 2·17-s + 4·19-s + 4·23-s − 25-s + 2·29-s − 2·35-s + 2·37-s + 2·41-s + 4·43-s + 8·47-s + 49-s + 2·53-s + 8·55-s + 4·59-s + 14·61-s + 2·65-s + 12·67-s − 8·71-s + 14·73-s − 4·77-s − 12·79-s − 4·83-s − 4·85-s + ⋯
L(s)  = 1  + 0.894·5-s − 0.377·7-s + 1.20·11-s + 0.277·13-s − 0.485·17-s + 0.917·19-s + 0.834·23-s − 1/5·25-s + 0.371·29-s − 0.338·35-s + 0.328·37-s + 0.312·41-s + 0.609·43-s + 1.16·47-s + 1/7·49-s + 0.274·53-s + 1.07·55-s + 0.520·59-s + 1.79·61-s + 0.248·65-s + 1.46·67-s − 0.949·71-s + 1.63·73-s − 0.455·77-s − 1.35·79-s − 0.439·83-s − 0.433·85-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

\(L(1)\) \(\approx\) \(3.379174022\)
\(L(\frac12)\) \(\approx\) \(3.379174022\)
\(L(\frac{3}{2})\) 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.ac
11 \( 1 - 4 T + p T^{2} \) 1.11.ae
17 \( 1 + 2 T + p T^{2} \) 1.17.c
19 \( 1 - 4 T + p T^{2} \) 1.19.ae
23 \( 1 - 4 T + p T^{2} \) 1.23.ae
29 \( 1 - 2 T + p T^{2} \) 1.29.ac
31 \( 1 + p T^{2} \) 1.31.a
37 \( 1 - 2 T + p T^{2} \) 1.37.ac
41 \( 1 - 2 T + p T^{2} \) 1.41.ac
43 \( 1 - 4 T + p T^{2} \) 1.43.ae
47 \( 1 - 8 T + p T^{2} \) 1.47.ai
53 \( 1 - 2 T + p T^{2} \) 1.53.ac
59 \( 1 - 4 T + p T^{2} \) 1.59.ae
61 \( 1 - 14 T + p T^{2} \) 1.61.ao
67 \( 1 - 12 T + p T^{2} \) 1.67.am
71 \( 1 + 8 T + p T^{2} \) 1.71.i
73 \( 1 - 14 T + p T^{2} \) 1.73.ao
79 \( 1 + 12 T + p T^{2} \) 1.79.m
83 \( 1 + 4 T + p T^{2} \) 1.83.e
89 \( 1 + 14 T + p T^{2} \) 1.89.o
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

−15.27922306280647, −14.71096009173521, −14.08422125368467, −13.81589864346610, −13.23706461535073, −12.66533673522536, −12.16123278207408, −11.36260648578959, −11.18130134917784, −10.26265410963787, −9.803685157726860, −9.304745700413721, −8.900469395032588, −8.245357246200463, −7.396746744265283, −6.756885262668195, −6.466965092858149, −5.576424973960139, −5.363922555410871, −4.231900662913383, −3.875253509686349, −2.929948314001243, −2.336479250263135, −1.415483235012565, −0.7846426241452845, 0.7846426241452845, 1.415483235012565, 2.336479250263135, 2.929948314001243, 3.875253509686349, 4.231900662913383, 5.363922555410871, 5.576424973960139, 6.466965092858149, 6.756885262668195, 7.396746744265283, 8.245357246200463, 8.900469395032588, 9.304745700413721, 9.803685157726860, 10.26265410963787, 11.18130134917784, 11.36260648578959, 12.16123278207408, 12.66533673522536, 13.23706461535073, 13.81589864346610, 14.08422125368467, 14.71096009173521, 15.27922306280647

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