Properties

Label 2-115-1.1-c3-0-12
Degree $2$
Conductor $115$
Sign $-1$
Analytic cond. $6.78521$
Root an. cond. $2.60484$
Motivic weight $3$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 3·2-s + 3.72·3-s + 4-s + 5·5-s − 11.1·6-s − 25.6·7-s + 21·8-s − 13.1·9-s − 15·10-s + 12.6·11-s + 3.72·12-s + 8.16·13-s + 76.8·14-s + 18.6·15-s − 71·16-s − 76.0·17-s + 39.4·18-s − 103.·19-s + 5·20-s − 95.2·21-s − 37.8·22-s − 23·23-s + 78.1·24-s + 25·25-s − 24.4·26-s − 149.·27-s − 25.6·28-s + ⋯
L(s)  = 1  − 1.06·2-s + 0.715·3-s + 0.125·4-s + 0.447·5-s − 0.759·6-s − 1.38·7-s + 0.928·8-s − 0.487·9-s − 0.474·10-s + 0.345·11-s + 0.0894·12-s + 0.174·13-s + 1.46·14-s + 0.320·15-s − 1.10·16-s − 1.08·17-s + 0.516·18-s − 1.24·19-s + 0.0559·20-s − 0.989·21-s − 0.366·22-s − 0.208·23-s + 0.664·24-s + 0.200·25-s − 0.184·26-s − 1.06·27-s − 0.172·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 115 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 115 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(115\)    =    \(5 \cdot 23\)
Sign: $-1$
Analytic conductor: \(6.78521\)
Root analytic conductor: \(2.60484\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 115,\ (\ :3/2),\ -1)\)

Particular Values

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

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad5 \( 1 - 5T \)
23 \( 1 + 23T \)
good2 \( 1 + 3T + 8T^{2} \)
3 \( 1 - 3.72T + 27T^{2} \)
7 \( 1 + 25.6T + 343T^{2} \)
11 \( 1 - 12.6T + 1.33e3T^{2} \)
13 \( 1 - 8.16T + 2.19e3T^{2} \)
17 \( 1 + 76.0T + 4.91e3T^{2} \)
19 \( 1 + 103.T + 6.85e3T^{2} \)
29 \( 1 + 267.T + 2.43e4T^{2} \)
31 \( 1 + 63.7T + 2.97e4T^{2} \)
37 \( 1 - 112.T + 5.06e4T^{2} \)
41 \( 1 + 239.T + 6.89e4T^{2} \)
43 \( 1 - 282.T + 7.95e4T^{2} \)
47 \( 1 - 577.T + 1.03e5T^{2} \)
53 \( 1 + 2.31T + 1.48e5T^{2} \)
59 \( 1 - 272.T + 2.05e5T^{2} \)
61 \( 1 - 294.T + 2.26e5T^{2} \)
67 \( 1 - 426.T + 3.00e5T^{2} \)
71 \( 1 + 1.02e3T + 3.57e5T^{2} \)
73 \( 1 + 286.T + 3.89e5T^{2} \)
79 \( 1 + 551.T + 4.93e5T^{2} \)
83 \( 1 - 21.7T + 5.71e5T^{2} \)
89 \( 1 + 1.04e3T + 7.04e5T^{2} \)
97 \( 1 - 1.72e3T + 9.12e5T^{2} \)
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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

−12.90761089136512465265081162111, −11.15066028919431084835545334230, −10.07645973093231517023869918832, −9.123553392025433256140379167940, −8.712876977324397828325486558346, −7.25291281403127805344102946107, −6.02840033989751799276671915766, −3.93146318557273992403547348532, −2.25603207464750962996633996008, 0, 2.25603207464750962996633996008, 3.93146318557273992403547348532, 6.02840033989751799276671915766, 7.25291281403127805344102946107, 8.712876977324397828325486558346, 9.123553392025433256140379167940, 10.07645973093231517023869918832, 11.15066028919431084835545334230, 12.90761089136512465265081162111

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