Properties

Label 2-1216-1.1-c3-0-4
Degree $2$
Conductor $1216$
Sign $1$
Analytic cond. $71.7463$
Root an. cond. $8.47032$
Motivic weight $3$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 1.16·3-s − 9.90·5-s − 23.9·7-s − 25.6·9-s − 28.2·11-s − 56.2·13-s − 11.5·15-s + 44.1·17-s + 19·19-s − 27.9·21-s − 134.·23-s − 26.9·25-s − 61.3·27-s − 54.2·29-s − 181.·31-s − 32.9·33-s + 237.·35-s − 4.65·37-s − 65.5·39-s − 326.·41-s + 109.·43-s + 253.·45-s + 86.8·47-s + 231.·49-s + 51.4·51-s + 208.·53-s + 279.·55-s + ⋯
L(s)  = 1  + 0.224·3-s − 0.885·5-s − 1.29·7-s − 0.949·9-s − 0.773·11-s − 1.20·13-s − 0.198·15-s + 0.629·17-s + 0.229·19-s − 0.290·21-s − 1.22·23-s − 0.215·25-s − 0.437·27-s − 0.347·29-s − 1.05·31-s − 0.173·33-s + 1.14·35-s − 0.0206·37-s − 0.269·39-s − 1.24·41-s + 0.389·43-s + 0.841·45-s + 0.269·47-s + 0.675·49-s + 0.141·51-s + 0.540·53-s + 0.685·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1216 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1216 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1216\)    =    \(2^{6} \cdot 19\)
Sign: $1$
Analytic conductor: \(71.7463\)
Root analytic conductor: \(8.47032\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1216,\ (\ :3/2),\ 1)\)

Particular Values

\(L(2)\) \(\approx\) \(0.2006323304\)
\(L(\frac12)\) \(\approx\) \(0.2006323304\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
19 \( 1 - 19T \)
good3 \( 1 - 1.16T + 27T^{2} \)
5 \( 1 + 9.90T + 125T^{2} \)
7 \( 1 + 23.9T + 343T^{2} \)
11 \( 1 + 28.2T + 1.33e3T^{2} \)
13 \( 1 + 56.2T + 2.19e3T^{2} \)
17 \( 1 - 44.1T + 4.91e3T^{2} \)
23 \( 1 + 134.T + 1.21e4T^{2} \)
29 \( 1 + 54.2T + 2.43e4T^{2} \)
31 \( 1 + 181.T + 2.97e4T^{2} \)
37 \( 1 + 4.65T + 5.06e4T^{2} \)
41 \( 1 + 326.T + 6.89e4T^{2} \)
43 \( 1 - 109.T + 7.95e4T^{2} \)
47 \( 1 - 86.8T + 1.03e5T^{2} \)
53 \( 1 - 208.T + 1.48e5T^{2} \)
59 \( 1 - 45.2T + 2.05e5T^{2} \)
61 \( 1 + 37.0T + 2.26e5T^{2} \)
67 \( 1 - 576.T + 3.00e5T^{2} \)
71 \( 1 + 663.T + 3.57e5T^{2} \)
73 \( 1 - 620.T + 3.89e5T^{2} \)
79 \( 1 + 468.T + 4.93e5T^{2} \)
83 \( 1 - 905.T + 5.71e5T^{2} \)
89 \( 1 + 1.04e3T + 7.04e5T^{2} \)
97 \( 1 + 216.T + 9.12e5T^{2} \)
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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

−9.487818434228173395915728330575, −8.426677441821788691645788525078, −7.73136902702904501427935404330, −7.06643759661667604176530540177, −5.93493890740601580892455272328, −5.21386505731309580970318955892, −3.89367844016949114732764617606, −3.19397948564209565975714462287, −2.29648510495669281948961572439, −0.20744729023882552803903774969, 0.20744729023882552803903774969, 2.29648510495669281948961572439, 3.19397948564209565975714462287, 3.89367844016949114732764617606, 5.21386505731309580970318955892, 5.93493890740601580892455272328, 7.06643759661667604176530540177, 7.73136902702904501427935404330, 8.426677441821788691645788525078, 9.487818434228173395915728330575

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