Properties

Label 2-12-1.1-c15-0-0
Degree $2$
Conductor $12$
Sign $1$
Analytic cond. $17.1232$
Root an. cond. $4.13802$
Motivic weight $15$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2.18e3·3-s − 2.23e5·5-s + 3.56e6·7-s + 4.78e6·9-s − 8.12e7·11-s + 3.44e8·13-s − 4.87e8·15-s + 2.43e9·17-s + 3.23e9·19-s + 7.80e9·21-s + 1.26e10·23-s + 1.92e10·25-s + 1.04e10·27-s + 9.41e10·29-s + 7.80e10·31-s − 1.77e11·33-s − 7.95e11·35-s − 4.06e11·37-s + 7.53e11·39-s − 2.98e11·41-s − 1.91e12·43-s − 1.06e12·45-s + 5.51e11·47-s + 7.97e12·49-s + 5.32e12·51-s − 1.20e13·53-s + 1.81e13·55-s + ⋯
L(s)  = 1  + 0.577·3-s − 1.27·5-s + 1.63·7-s + 0.333·9-s − 1.25·11-s + 1.52·13-s − 0.737·15-s + 1.44·17-s + 0.829·19-s + 0.945·21-s + 0.774·23-s + 0.630·25-s + 0.192·27-s + 1.01·29-s + 0.509·31-s − 0.725·33-s − 2.08·35-s − 0.703·37-s + 0.879·39-s − 0.239·41-s − 1.07·43-s − 0.425·45-s + 0.158·47-s + 1.67·49-s + 0.831·51-s − 1.41·53-s + 1.60·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 12 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(16-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 12 ^{s/2} \, \Gamma_{\C}(s+15/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(12\)    =    \(2^{2} \cdot 3\)
Sign: $1$
Analytic conductor: \(17.1232\)
Root analytic conductor: \(4.13802\)
Motivic weight: \(15\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 12,\ (\ :15/2),\ 1)\)

Particular Values

\(L(8)\) \(\approx\) \(2.261997514\)
\(L(\frac12)\) \(\approx\) \(2.261997514\)
\(L(\frac{17}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 - 2.18e3T \)
good5 \( 1 + 2.23e5T + 3.05e10T^{2} \)
7 \( 1 - 3.56e6T + 4.74e12T^{2} \)
11 \( 1 + 8.12e7T + 4.17e15T^{2} \)
13 \( 1 - 3.44e8T + 5.11e16T^{2} \)
17 \( 1 - 2.43e9T + 2.86e18T^{2} \)
19 \( 1 - 3.23e9T + 1.51e19T^{2} \)
23 \( 1 - 1.26e10T + 2.66e20T^{2} \)
29 \( 1 - 9.41e10T + 8.62e21T^{2} \)
31 \( 1 - 7.80e10T + 2.34e22T^{2} \)
37 \( 1 + 4.06e11T + 3.33e23T^{2} \)
41 \( 1 + 2.98e11T + 1.55e24T^{2} \)
43 \( 1 + 1.91e12T + 3.17e24T^{2} \)
47 \( 1 - 5.51e11T + 1.20e25T^{2} \)
53 \( 1 + 1.20e13T + 7.31e25T^{2} \)
59 \( 1 - 6.58e12T + 3.65e26T^{2} \)
61 \( 1 + 4.21e12T + 6.02e26T^{2} \)
67 \( 1 + 5.45e13T + 2.46e27T^{2} \)
71 \( 1 + 1.17e14T + 5.87e27T^{2} \)
73 \( 1 - 1.31e14T + 8.90e27T^{2} \)
79 \( 1 - 2.57e14T + 2.91e28T^{2} \)
83 \( 1 - 3.45e14T + 6.11e28T^{2} \)
89 \( 1 - 3.21e14T + 1.74e29T^{2} \)
97 \( 1 + 1.01e15T + 6.33e29T^{2} \)
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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

−16.05149788956371203891494909018, −15.07753628230668599189688278737, −13.75308788890089527576574700247, −11.92197693906859573211775253305, −10.73145951406753837623981644916, −8.331241114772078929825742419517, −7.73680689795019823313762682362, −4.96864991170780892777131520898, −3.33925771476485868183658896504, −1.17335982733503466991441904344, 1.17335982733503466991441904344, 3.33925771476485868183658896504, 4.96864991170780892777131520898, 7.73680689795019823313762682362, 8.331241114772078929825742419517, 10.73145951406753837623981644916, 11.92197693906859573211775253305, 13.75308788890089527576574700247, 15.07753628230668599189688278737, 16.05149788956371203891494909018

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