Properties

Label 2-91-1.1-c9-0-42
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  + 41.4·2-s − 265.·3-s + 1.20e3·4-s − 1.04e3·5-s − 1.10e4·6-s + 2.40e3·7-s + 2.89e4·8-s + 5.07e4·9-s − 4.33e4·10-s + 1.23e4·11-s − 3.20e5·12-s + 2.85e4·13-s + 9.96e4·14-s + 2.77e5·15-s + 5.80e5·16-s − 2.32e5·17-s + 2.10e6·18-s − 4.96e5·19-s − 1.26e6·20-s − 6.37e5·21-s + 5.10e5·22-s − 2.39e6·23-s − 7.67e6·24-s − 8.63e5·25-s + 1.18e6·26-s − 8.25e6·27-s + 2.90e6·28-s + ⋯
L(s)  = 1  + 1.83·2-s − 1.89·3-s + 2.36·4-s − 0.746·5-s − 3.46·6-s + 0.377·7-s + 2.49·8-s + 2.58·9-s − 1.36·10-s + 0.253·11-s − 4.46·12-s + 0.277·13-s + 0.692·14-s + 1.41·15-s + 2.21·16-s − 0.673·17-s + 4.73·18-s − 0.874·19-s − 1.76·20-s − 0.715·21-s + 0.464·22-s − 1.78·23-s − 4.72·24-s − 0.442·25-s + 0.508·26-s − 2.99·27-s + 0.892·28-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 \( 1 - 41.4T + 512T^{2} \)
3 \( 1 + 265.T + 1.96e4T^{2} \)
5 \( 1 + 1.04e3T + 1.95e6T^{2} \)
11 \( 1 - 1.23e4T + 2.35e9T^{2} \)
17 \( 1 + 2.32e5T + 1.18e11T^{2} \)
19 \( 1 + 4.96e5T + 3.22e11T^{2} \)
23 \( 1 + 2.39e6T + 1.80e12T^{2} \)
29 \( 1 + 5.44e6T + 1.45e13T^{2} \)
31 \( 1 - 4.32e6T + 2.64e13T^{2} \)
37 \( 1 - 2.00e7T + 1.29e14T^{2} \)
41 \( 1 + 3.28e7T + 3.27e14T^{2} \)
43 \( 1 - 5.76e6T + 5.02e14T^{2} \)
47 \( 1 - 1.82e7T + 1.11e15T^{2} \)
53 \( 1 + 6.01e7T + 3.29e15T^{2} \)
59 \( 1 - 4.29e7T + 8.66e15T^{2} \)
61 \( 1 + 4.10e7T + 1.16e16T^{2} \)
67 \( 1 + 1.32e8T + 2.72e16T^{2} \)
71 \( 1 + 1.97e8T + 4.58e16T^{2} \)
73 \( 1 + 2.81e8T + 5.88e16T^{2} \)
79 \( 1 - 1.41e8T + 1.19e17T^{2} \)
83 \( 1 + 3.38e8T + 1.86e17T^{2} \)
89 \( 1 + 7.96e7T + 3.50e17T^{2} \)
97 \( 1 - 1.98e8T + 7.60e17T^{2} \)
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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

−11.67922558080696356098407693078, −11.41634718405986621715321769843, −10.34850923601980423992165931004, −7.62765753736141284061139181617, −6.43764231176036378992862825827, −5.79089548460888998871261100754, −4.53734459853402982257372501592, −4.00571337574243141469448565024, −1.78559481415174726701306132089, 0, 1.78559481415174726701306132089, 4.00571337574243141469448565024, 4.53734459853402982257372501592, 5.79089548460888998871261100754, 6.43764231176036378992862825827, 7.62765753736141284061139181617, 10.34850923601980423992165931004, 11.41634718405986621715321769843, 11.67922558080696356098407693078

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