Properties

Label 2-39e2-1.1-c1-0-1
Degree $2$
Conductor $1521$
Sign $1$
Analytic cond. $12.1452$
Root an. cond. $3.48500$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 1.56·2-s + 0.438·4-s − 3.56·5-s − 0.561·7-s + 2.43·8-s + 5.56·10-s − 2·11-s + 0.876·14-s − 4.68·16-s + 1.56·17-s − 7.12·19-s − 1.56·20-s + 3.12·22-s − 2·23-s + 7.68·25-s − 0.246·28-s − 6.68·29-s − 2.56·31-s + 2.43·32-s − 2.43·34-s + 2·35-s − 7.56·37-s + 11.1·38-s − 8.68·40-s − 1.56·41-s + 4.56·43-s − 0.876·44-s + ⋯
L(s)  = 1  − 1.10·2-s + 0.219·4-s − 1.59·5-s − 0.212·7-s + 0.862·8-s + 1.75·10-s − 0.603·11-s + 0.234·14-s − 1.17·16-s + 0.378·17-s − 1.63·19-s − 0.349·20-s + 0.665·22-s − 0.417·23-s + 1.53·25-s − 0.0465·28-s − 1.24·29-s − 0.460·31-s + 0.431·32-s − 0.418·34-s + 0.338·35-s − 1.24·37-s + 1.80·38-s − 1.37·40-s − 0.243·41-s + 0.695·43-s − 0.132·44-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1521 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1521 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1521\)    =    \(3^{2} \cdot 13^{2}\)
Sign: $1$
Analytic conductor: \(12.1452\)
Root analytic conductor: \(3.48500\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1521,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.2746666728\)
\(L(\frac12)\) \(\approx\) \(0.2746666728\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
13 \( 1 \)
good2 \( 1 + 1.56T + 2T^{2} \)
5 \( 1 + 3.56T + 5T^{2} \)
7 \( 1 + 0.561T + 7T^{2} \)
11 \( 1 + 2T + 11T^{2} \)
17 \( 1 - 1.56T + 17T^{2} \)
19 \( 1 + 7.12T + 19T^{2} \)
23 \( 1 + 2T + 23T^{2} \)
29 \( 1 + 6.68T + 29T^{2} \)
31 \( 1 + 2.56T + 31T^{2} \)
37 \( 1 + 7.56T + 37T^{2} \)
41 \( 1 + 1.56T + 41T^{2} \)
43 \( 1 - 4.56T + 43T^{2} \)
47 \( 1 - 8.24T + 47T^{2} \)
53 \( 1 - 0.684T + 53T^{2} \)
59 \( 1 + 2.87T + 59T^{2} \)
61 \( 1 - 3.87T + 61T^{2} \)
67 \( 1 + 4.56T + 67T^{2} \)
71 \( 1 - 14T + 71T^{2} \)
73 \( 1 - 10.1T + 73T^{2} \)
79 \( 1 - 5.43T + 79T^{2} \)
83 \( 1 + 0.876T + 83T^{2} \)
89 \( 1 - 4.87T + 89T^{2} \)
97 \( 1 - 8.56T + 97T^{2} \)
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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

−9.263489553812535001502362649945, −8.608679826875966097356259203068, −7.921174208219334450299661492516, −7.48121404536555195585443578199, −6.58540375912215168389480304264, −5.23574649215559206737936130433, −4.23872030791686903669152338881, −3.56797210881569497076903541704, −2.06902170765143710046164267312, −0.42231529706299085034984012268, 0.42231529706299085034984012268, 2.06902170765143710046164267312, 3.56797210881569497076903541704, 4.23872030791686903669152338881, 5.23574649215559206737936130433, 6.58540375912215168389480304264, 7.48121404536555195585443578199, 7.921174208219334450299661492516, 8.608679826875966097356259203068, 9.263489553812535001502362649945

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