Properties

Label 2-3e2-1.1-c15-0-1
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 $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 3.27e4·4-s + 1.24e6·7-s + 3.97e8·13-s + 1.07e9·16-s + 7.70e9·19-s − 3.05e10·25-s − 4.07e10·28-s − 2.13e11·31-s + 1.09e12·37-s + 1.44e12·43-s − 3.19e12·49-s − 1.30e13·52-s + 4.02e13·61-s − 3.51e13·64-s + 9.90e13·67-s + 9.01e12·73-s − 2.52e14·76-s − 8.86e13·79-s + 4.95e14·91-s + 1.03e15·97-s + 1.00e15·100-s − 2.10e15·103-s − 3.78e15·109-s + 1.33e15·112-s + ⋯
L(s)  = 1  − 4-s + 0.571·7-s + 1.75·13-s + 16-s + 1.97·19-s − 25-s − 0.571·28-s − 1.39·31-s + 1.88·37-s + 0.808·43-s − 0.673·49-s − 1.75·52-s + 1.63·61-s − 64-s + 1.99·67-s + 0.0955·73-s − 1.97·76-s − 0.519·79-s + 1.00·91-s + 1.30·97-s + 100-s − 1.68·103-s − 1.98·109-s + 0.571·112-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: \(0\)
Selberg data: \((2,\ 9,\ (\ :15/2),\ 1)\)

Particular Values

\(L(8)\) \(\approx\) \(1.604911516\)
\(L(\frac12)\) \(\approx\) \(1.604911516\)
\(L(\frac{17}{2})\) 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 \( 1 + p^{15} T^{2} \)
5 \( 1 + p^{15} T^{2} \)
7 \( 1 - 1244900 T + p^{15} T^{2} \)
11 \( 1 + p^{15} T^{2} \)
13 \( 1 - 397771850 T + p^{15} T^{2} \)
17 \( 1 + p^{15} T^{2} \)
19 \( 1 - 7700827736 T + p^{15} T^{2} \)
23 \( 1 + p^{15} T^{2} \)
29 \( 1 + p^{15} T^{2} \)
31 \( 1 + 213681227452 T + p^{15} T^{2} \)
37 \( 1 - 1090158909950 T + p^{15} T^{2} \)
41 \( 1 + p^{15} T^{2} \)
43 \( 1 - 1440654152600 T + p^{15} T^{2} \)
47 \( 1 + p^{15} T^{2} \)
53 \( 1 + p^{15} T^{2} \)
59 \( 1 + p^{15} T^{2} \)
61 \( 1 - 40241378988902 T + p^{15} T^{2} \)
67 \( 1 - 99059017336400 T + p^{15} T^{2} \)
71 \( 1 + p^{15} T^{2} \)
73 \( 1 - 9014812804550 T + p^{15} T^{2} \)
79 \( 1 + 88692309079036 T + p^{15} T^{2} \)
83 \( 1 + p^{15} T^{2} \)
89 \( 1 + p^{15} T^{2} \)
97 \( 1 - 1035097921427150 T + p^{15} T^{2} \)
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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

−17.79780110147631823373253961061, −16.05509556515661687431560865293, −14.29372081226246405241536938693, −13.20865134886399636196772684840, −11.32099239754414778292205224216, −9.450981873958175511897362273980, −7.998401995954092643666642278857, −5.54774701736009056273507675234, −3.78383245926424319049095593166, −1.06787213504324241938934706428, 1.06787213504324241938934706428, 3.78383245926424319049095593166, 5.54774701736009056273507675234, 7.998401995954092643666642278857, 9.450981873958175511897362273980, 11.32099239754414778292205224216, 13.20865134886399636196772684840, 14.29372081226246405241536938693, 16.05509556515661687431560865293, 17.79780110147631823373253961061

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