Properties

Label 2-91-1.1-c9-0-14
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 $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 19.0·2-s − 267.·3-s − 150.·4-s + 1.10e3·5-s + 5.08e3·6-s + 2.40e3·7-s + 1.25e4·8-s + 5.18e4·9-s − 2.10e4·10-s + 4.21e4·11-s + 4.03e4·12-s − 2.85e4·13-s − 4.56e4·14-s − 2.96e5·15-s − 1.62e5·16-s − 5.71e4·17-s − 9.85e5·18-s + 9.01e5·19-s − 1.66e5·20-s − 6.42e5·21-s − 8.01e5·22-s + 1.99e5·23-s − 3.36e6·24-s − 7.27e5·25-s + 5.42e5·26-s − 8.60e6·27-s − 3.62e5·28-s + ⋯
L(s)  = 1  − 0.839·2-s − 1.90·3-s − 0.294·4-s + 0.792·5-s + 1.60·6-s + 0.377·7-s + 1.08·8-s + 2.63·9-s − 0.665·10-s + 0.868·11-s + 0.561·12-s − 0.277·13-s − 0.317·14-s − 1.50·15-s − 0.618·16-s − 0.165·17-s − 2.21·18-s + 1.58·19-s − 0.233·20-s − 0.720·21-s − 0.729·22-s + 0.148·23-s − 2.07·24-s − 0.372·25-s + 0.232·26-s − 3.11·27-s − 0.111·28-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: \(0\)
Selberg data: \((2,\ 91,\ (\ :9/2),\ 1)\)

Particular Values

\(L(5)\) \(\approx\) \(0.7854553615\)
\(L(\frac12)\) \(\approx\) \(0.7854553615\)
\(L(\frac{11}{2})\) 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 \( 1 + 19.0T + 512T^{2} \)
3 \( 1 + 267.T + 1.96e4T^{2} \)
5 \( 1 - 1.10e3T + 1.95e6T^{2} \)
11 \( 1 - 4.21e4T + 2.35e9T^{2} \)
17 \( 1 + 5.71e4T + 1.18e11T^{2} \)
19 \( 1 - 9.01e5T + 3.22e11T^{2} \)
23 \( 1 - 1.99e5T + 1.80e12T^{2} \)
29 \( 1 - 2.30e6T + 1.45e13T^{2} \)
31 \( 1 - 2.67e6T + 2.64e13T^{2} \)
37 \( 1 - 1.43e7T + 1.29e14T^{2} \)
41 \( 1 - 2.31e7T + 3.27e14T^{2} \)
43 \( 1 + 2.17e7T + 5.02e14T^{2} \)
47 \( 1 + 1.73e6T + 1.11e15T^{2} \)
53 \( 1 + 7.68e7T + 3.29e15T^{2} \)
59 \( 1 - 1.47e7T + 8.66e15T^{2} \)
61 \( 1 + 1.41e7T + 1.16e16T^{2} \)
67 \( 1 - 9.37e7T + 2.72e16T^{2} \)
71 \( 1 + 3.59e8T + 4.58e16T^{2} \)
73 \( 1 - 4.24e8T + 5.88e16T^{2} \)
79 \( 1 - 1.29e8T + 1.19e17T^{2} \)
83 \( 1 + 5.02e8T + 1.86e17T^{2} \)
89 \( 1 + 4.03e8T + 3.50e17T^{2} \)
97 \( 1 - 1.35e9T + 7.60e17T^{2} \)
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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

−11.90985798216773774819481241957, −11.10938600246390115929978304987, −9.998764267520858055308569685619, −9.428143165675907335060286351207, −7.64426629301253489158368153707, −6.45658782626833424102363816897, −5.36674243660923661592041621240, −4.41377284913811034416800818770, −1.49651914945754100230405644580, −0.71565627793444312550521160865, 0.71565627793444312550521160865, 1.49651914945754100230405644580, 4.41377284913811034416800818770, 5.36674243660923661592041621240, 6.45658782626833424102363816897, 7.64426629301253489158368153707, 9.428143165675907335060286351207, 9.998764267520858055308569685619, 11.10938600246390115929978304987, 11.90985798216773774819481241957

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