Properties

Label 2-3e2-1.1-c15-0-2
Degree $2$
Conductor $9$
Sign $-1$
Analytic cond. $12.8424$
Root an. cond. $3.58363$
Motivic weight $15$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 216·2-s + 1.38e4·4-s − 5.21e4·5-s + 2.82e6·7-s + 4.07e6·8-s + 1.12e7·10-s − 2.05e7·11-s − 1.90e8·13-s − 6.09e8·14-s − 1.33e9·16-s − 1.64e9·17-s + 1.56e9·19-s − 7.23e8·20-s + 4.44e9·22-s − 9.45e9·23-s − 2.78e10·25-s + 4.10e10·26-s + 3.91e10·28-s + 3.69e10·29-s + 7.15e10·31-s + 1.54e11·32-s + 3.55e11·34-s − 1.47e11·35-s − 1.03e12·37-s − 3.37e11·38-s − 2.12e11·40-s − 1.64e12·41-s + ⋯
L(s)  = 1  − 1.19·2-s + 0.423·4-s − 0.298·5-s + 1.29·7-s + 0.687·8-s + 0.355·10-s − 0.318·11-s − 0.840·13-s − 1.54·14-s − 1.24·16-s − 0.973·17-s + 0.401·19-s − 0.126·20-s + 0.380·22-s − 0.578·23-s − 0.911·25-s + 1.00·26-s + 0.549·28-s + 0.397·29-s + 0.467·31-s + 0.797·32-s + 1.16·34-s − 0.386·35-s − 1.79·37-s − 0.478·38-s − 0.205·40-s − 1.31·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 9 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(16-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 9 ^{s/2} \, \Gamma_{\C}(s+15/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(9\)    =    \(3^{2}\)
Sign: $-1$
Analytic conductor: \(12.8424\)
Root analytic conductor: \(3.58363\)
Motivic weight: \(15\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 9,\ (\ :15/2),\ -1)\)

Particular Values

\(L(8)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{17}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
good2 \( 1 + 27 p^{3} T + p^{15} T^{2} \)
5 \( 1 + 10422 p T + p^{15} T^{2} \)
7 \( 1 - 403208 p T + p^{15} T^{2} \)
11 \( 1 + 1871532 p T + p^{15} T^{2} \)
13 \( 1 + 14621026 p T + p^{15} T^{2} \)
17 \( 1 + 1646527986 T + p^{15} T^{2} \)
19 \( 1 - 1563257180 T + p^{15} T^{2} \)
23 \( 1 + 9451116072 T + p^{15} T^{2} \)
29 \( 1 - 36902568330 T + p^{15} T^{2} \)
31 \( 1 - 71588483552 T + p^{15} T^{2} \)
37 \( 1 + 1033652081554 T + p^{15} T^{2} \)
41 \( 1 + 1641974018202 T + p^{15} T^{2} \)
43 \( 1 + 492403109308 T + p^{15} T^{2} \)
47 \( 1 - 3410684952624 T + p^{15} T^{2} \)
53 \( 1 + 6797151655902 T + p^{15} T^{2} \)
59 \( 1 + 167099268060 p T + p^{15} T^{2} \)
61 \( 1 - 4931842626902 T + p^{15} T^{2} \)
67 \( 1 + 28837826625364 T + p^{15} T^{2} \)
71 \( 1 + 125050114914552 T + p^{15} T^{2} \)
73 \( 1 + 82171455513478 T + p^{15} T^{2} \)
79 \( 1 + 25413078694480 T + p^{15} T^{2} \)
83 \( 1 - 281736730890468 T + p^{15} T^{2} \)
89 \( 1 + 715618564776810 T + p^{15} T^{2} \)
97 \( 1 - 612786136081826 T + p^{15} T^{2} \)
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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

−17.24494688754118335221713604009, −15.57654715717717754164700816674, −13.89436364238627509553579136078, −11.68843724269251637833842497358, −10.27947022692950441118883947846, −8.610199318624854444351906401992, −7.47352896676141408316324583551, −4.72245306563000751921607998772, −1.80981159385735569925893727447, 0, 1.80981159385735569925893727447, 4.72245306563000751921607998772, 7.47352896676141408316324583551, 8.610199318624854444351906401992, 10.27947022692950441118883947846, 11.68843724269251637833842497358, 13.89436364238627509553579136078, 15.57654715717717754164700816674, 17.24494688754118335221713604009

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