Properties

Label 2-869-1.1-c1-0-36
Degree $2$
Conductor $869$
Sign $-1$
Analytic cond. $6.93899$
Root an. cond. $2.63419$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 0.899·2-s + 0.683·3-s − 1.19·4-s − 2.15·5-s − 0.615·6-s + 0.912·7-s + 2.87·8-s − 2.53·9-s + 1.93·10-s + 11-s − 0.813·12-s + 4.57·13-s − 0.820·14-s − 1.47·15-s − 0.202·16-s + 4.89·17-s + 2.27·18-s − 5.49·19-s + 2.56·20-s + 0.623·21-s − 0.899·22-s − 5.93·23-s + 1.96·24-s − 0.354·25-s − 4.11·26-s − 3.78·27-s − 1.08·28-s + ⋯
L(s)  = 1  − 0.636·2-s + 0.394·3-s − 0.595·4-s − 0.963·5-s − 0.251·6-s + 0.344·7-s + 1.01·8-s − 0.844·9-s + 0.613·10-s + 0.301·11-s − 0.234·12-s + 1.26·13-s − 0.219·14-s − 0.380·15-s − 0.0506·16-s + 1.18·17-s + 0.537·18-s − 1.25·19-s + 0.573·20-s + 0.136·21-s − 0.191·22-s − 1.23·23-s + 0.400·24-s − 0.0709·25-s − 0.806·26-s − 0.728·27-s − 0.205·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 869 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 869 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(869\)    =    \(11 \cdot 79\)
Sign: $-1$
Analytic conductor: \(6.93899\)
Root analytic conductor: \(2.63419\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 869,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad11 \( 1 - T \)
79 \( 1 - T \)
good2 \( 1 + 0.899T + 2T^{2} \)
3 \( 1 - 0.683T + 3T^{2} \)
5 \( 1 + 2.15T + 5T^{2} \)
7 \( 1 - 0.912T + 7T^{2} \)
13 \( 1 - 4.57T + 13T^{2} \)
17 \( 1 - 4.89T + 17T^{2} \)
19 \( 1 + 5.49T + 19T^{2} \)
23 \( 1 + 5.93T + 23T^{2} \)
29 \( 1 - 2.56T + 29T^{2} \)
31 \( 1 + 5.48T + 31T^{2} \)
37 \( 1 + 5.67T + 37T^{2} \)
41 \( 1 + 0.630T + 41T^{2} \)
43 \( 1 + 3.70T + 43T^{2} \)
47 \( 1 + 10.8T + 47T^{2} \)
53 \( 1 + 4.26T + 53T^{2} \)
59 \( 1 - 10.0T + 59T^{2} \)
61 \( 1 - 7.18T + 61T^{2} \)
67 \( 1 + 11.9T + 67T^{2} \)
71 \( 1 - 5.12T + 71T^{2} \)
73 \( 1 + 8.12T + 73T^{2} \)
83 \( 1 - 14.3T + 83T^{2} \)
89 \( 1 + 6.94T + 89T^{2} \)
97 \( 1 - 1.89T + 97T^{2} \)
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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

−9.605487093832011723664617804211, −8.506767207431864523251627209758, −8.368815546679778203161032940482, −7.65305172449621086314792620742, −6.34136977603629435124744716736, −5.25530639904935818632145501982, −4.03148523821402044686470102057, −3.47485495193469566340502224738, −1.65013840766599444194991308911, 0, 1.65013840766599444194991308911, 3.47485495193469566340502224738, 4.03148523821402044686470102057, 5.25530639904935818632145501982, 6.34136977603629435124744716736, 7.65305172449621086314792620742, 8.368815546679778203161032940482, 8.506767207431864523251627209758, 9.605487093832011723664617804211

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