Properties

Label 2-261-1.1-c11-0-108
Degree $2$
Conductor $261$
Sign $-1$
Analytic cond. $200.537$
Root an. cond. $14.1611$
Motivic weight $11$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 62.2·2-s + 1.83e3·4-s − 1.37e3·5-s + 3.30e4·7-s + 1.35e4·8-s + 8.57e4·10-s + 8.00e5·11-s + 1.48e6·13-s − 2.05e6·14-s − 4.59e6·16-s + 1.13e7·17-s − 9.78e6·19-s − 2.52e6·20-s − 4.98e7·22-s − 5.46e5·23-s − 4.69e7·25-s − 9.25e7·26-s + 6.04e7·28-s − 2.05e7·29-s + 4.17e6·31-s + 2.58e8·32-s − 7.03e8·34-s − 4.55e7·35-s + 3.50e8·37-s + 6.09e8·38-s − 1.86e7·40-s − 7.34e8·41-s + ⋯
L(s)  = 1  − 1.37·2-s + 0.893·4-s − 0.197·5-s + 0.743·7-s + 0.146·8-s + 0.271·10-s + 1.49·11-s + 1.10·13-s − 1.02·14-s − 1.09·16-s + 1.93·17-s − 0.906·19-s − 0.176·20-s − 2.06·22-s − 0.0176·23-s − 0.961·25-s − 1.52·26-s + 0.664·28-s − 0.185·29-s + 0.0262·31-s + 1.36·32-s − 2.65·34-s − 0.146·35-s + 0.831·37-s + 1.24·38-s − 0.0288·40-s − 0.989·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 261 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(12-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 261 ^{s/2} \, \Gamma_{\C}(s+11/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(261\)    =    \(3^{2} \cdot 29\)
Sign: $-1$
Analytic conductor: \(200.537\)
Root analytic conductor: \(14.1611\)
Motivic weight: \(11\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 261,\ (\ :11/2),\ -1)\)

Particular Values

\(L(6)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{13}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
29 \( 1 + 2.05e7T \)
good2 \( 1 + 62.2T + 2.04e3T^{2} \)
5 \( 1 + 1.37e3T + 4.88e7T^{2} \)
7 \( 1 - 3.30e4T + 1.97e9T^{2} \)
11 \( 1 - 8.00e5T + 2.85e11T^{2} \)
13 \( 1 - 1.48e6T + 1.79e12T^{2} \)
17 \( 1 - 1.13e7T + 3.42e13T^{2} \)
19 \( 1 + 9.78e6T + 1.16e14T^{2} \)
23 \( 1 + 5.46e5T + 9.52e14T^{2} \)
31 \( 1 - 4.17e6T + 2.54e16T^{2} \)
37 \( 1 - 3.50e8T + 1.77e17T^{2} \)
41 \( 1 + 7.34e8T + 5.50e17T^{2} \)
43 \( 1 + 1.74e9T + 9.29e17T^{2} \)
47 \( 1 + 1.70e9T + 2.47e18T^{2} \)
53 \( 1 + 2.30e9T + 9.26e18T^{2} \)
59 \( 1 - 2.84e8T + 3.01e19T^{2} \)
61 \( 1 - 5.13e9T + 4.35e19T^{2} \)
67 \( 1 + 3.85e9T + 1.22e20T^{2} \)
71 \( 1 + 2.82e10T + 2.31e20T^{2} \)
73 \( 1 + 1.81e10T + 3.13e20T^{2} \)
79 \( 1 + 3.94e10T + 7.47e20T^{2} \)
83 \( 1 + 1.27e10T + 1.28e21T^{2} \)
89 \( 1 + 4.46e10T + 2.77e21T^{2} \)
97 \( 1 + 7.40e10T + 7.15e21T^{2} \)
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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

−9.549022115639588834062206950290, −8.483118281345838786990076686335, −8.077864294354268715744311284788, −6.95341236873167870078893138429, −5.91941422220437263762048100077, −4.45228748799176651076112158963, −3.43215741367399115704106397939, −1.55965762085683838389536612806, −1.33568785201558267920521863121, 0, 1.33568785201558267920521863121, 1.55965762085683838389536612806, 3.43215741367399115704106397939, 4.45228748799176651076112158963, 5.91941422220437263762048100077, 6.95341236873167870078893138429, 8.077864294354268715744311284788, 8.483118281345838786990076686335, 9.549022115639588834062206950290

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