Properties

Label 2-91-1.1-c9-0-36
Degree $2$
Conductor $91$
Sign $-1$
Analytic cond. $46.8682$
Root an. cond. $6.84603$
Motivic weight $9$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 24.2·2-s + 6.29·3-s + 74.2·4-s + 2.01e3·5-s − 152.·6-s + 2.40e3·7-s + 1.05e4·8-s − 1.96e4·9-s − 4.87e4·10-s − 3.00e4·11-s + 467.·12-s + 2.85e4·13-s − 5.81e4·14-s + 1.26e4·15-s − 2.94e5·16-s − 5.76e5·17-s + 4.75e5·18-s + 2.82e5·19-s + 1.49e5·20-s + 1.51e4·21-s + 7.27e5·22-s + 1.75e6·23-s + 6.67e4·24-s + 2.09e6·25-s − 6.91e5·26-s − 2.47e5·27-s + 1.78e5·28-s + ⋯
L(s)  = 1  − 1.07·2-s + 0.0448·3-s + 0.144·4-s + 1.43·5-s − 0.0480·6-s + 0.377·7-s + 0.914·8-s − 0.997·9-s − 1.54·10-s − 0.618·11-s + 0.00650·12-s + 0.277·13-s − 0.404·14-s + 0.0645·15-s − 1.12·16-s − 1.67·17-s + 1.06·18-s + 0.497·19-s + 0.208·20-s + 0.0169·21-s + 0.662·22-s + 1.31·23-s + 0.0410·24-s + 1.07·25-s − 0.296·26-s − 0.0896·27-s + 0.0547·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 91 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(10-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 91 ^{s/2} \, \Gamma_{\C}(s+9/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(91\)    =    \(7 \cdot 13\)
Sign: $-1$
Analytic conductor: \(46.8682\)
Root analytic conductor: \(6.84603\)
Motivic weight: \(9\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 91,\ (\ :9/2),\ -1)\)

Particular Values

\(L(5)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{11}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad7 \( 1 - 2.40e3T \)
13 \( 1 - 2.85e4T \)
good2 \( 1 + 24.2T + 512T^{2} \)
3 \( 1 - 6.29T + 1.96e4T^{2} \)
5 \( 1 - 2.01e3T + 1.95e6T^{2} \)
11 \( 1 + 3.00e4T + 2.35e9T^{2} \)
17 \( 1 + 5.76e5T + 1.18e11T^{2} \)
19 \( 1 - 2.82e5T + 3.22e11T^{2} \)
23 \( 1 - 1.75e6T + 1.80e12T^{2} \)
29 \( 1 + 2.87e4T + 1.45e13T^{2} \)
31 \( 1 + 6.18e6T + 2.64e13T^{2} \)
37 \( 1 + 4.71e6T + 1.29e14T^{2} \)
41 \( 1 - 3.07e7T + 3.27e14T^{2} \)
43 \( 1 - 1.13e7T + 5.02e14T^{2} \)
47 \( 1 + 3.74e7T + 1.11e15T^{2} \)
53 \( 1 - 3.09e7T + 3.29e15T^{2} \)
59 \( 1 + 3.11e7T + 8.66e15T^{2} \)
61 \( 1 + 1.96e8T + 1.16e16T^{2} \)
67 \( 1 + 2.53e8T + 2.72e16T^{2} \)
71 \( 1 + 3.89e8T + 4.58e16T^{2} \)
73 \( 1 + 1.45e8T + 5.88e16T^{2} \)
79 \( 1 + 1.55e8T + 1.19e17T^{2} \)
83 \( 1 + 2.55e8T + 1.86e17T^{2} \)
89 \( 1 - 8.80e8T + 3.50e17T^{2} \)
97 \( 1 - 1.53e8T + 7.60e17T^{2} \)
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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

−11.17067670584652614234377462125, −10.53660515859274805443444745725, −9.197647860428733299975597444397, −8.842175286954762096304958397796, −7.42324722947667685769357165224, −5.97158632804963056191780432951, −4.83833672264541511282266434014, −2.59848549064208036613353458827, −1.48156595976440005263764823808, 0, 1.48156595976440005263764823808, 2.59848549064208036613353458827, 4.83833672264541511282266434014, 5.97158632804963056191780432951, 7.42324722947667685769357165224, 8.842175286954762096304958397796, 9.197647860428733299975597444397, 10.53660515859274805443444745725, 11.17067670584652614234377462125

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