Properties

Label 2-837-1.1-c1-0-26
Degree $2$
Conductor $837$
Sign $-1$
Analytic cond. $6.68347$
Root an. cond. $2.58524$
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  − 1.41·2-s + 2.28·5-s + 0.236·7-s + 2.82·8-s − 3.23·10-s − 5.45·11-s − 5.47·13-s − 0.333·14-s − 4.00·16-s + 5.11·17-s − 6.23·19-s + 7.70·22-s − 0.333·23-s + 0.236·25-s + 7.73·26-s + 3.49·29-s − 31-s − 7.23·34-s + 0.540·35-s + 4.70·37-s + 8.81·38-s + 6.47·40-s + 2.62·41-s − 6·43-s + ⋯
L(s)  = 1  − 1.00·2-s + 1.02·5-s + 0.0892·7-s + 0.999·8-s − 1.02·10-s − 1.64·11-s − 1.51·13-s − 0.0892·14-s − 1.00·16-s + 1.24·17-s − 1.43·19-s + 1.64·22-s − 0.0696·23-s + 0.0472·25-s + 1.51·26-s + 0.649·29-s − 0.179·31-s − 1.24·34-s + 0.0913·35-s + 0.774·37-s + 1.43·38-s + 1.02·40-s + 0.409·41-s − 0.914·43-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 837 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 837 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(837\)    =    \(3^{3} \cdot 31\)
Sign: $-1$
Analytic conductor: \(6.68347\)
Root analytic conductor: \(2.58524\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 837,\ (\ :1/2),\ -1)\)

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)$
bad3 \( 1 \)
31 \( 1 + T \)
good2 \( 1 + 1.41T + 2T^{2} \)
5 \( 1 - 2.28T + 5T^{2} \)
7 \( 1 - 0.236T + 7T^{2} \)
11 \( 1 + 5.45T + 11T^{2} \)
13 \( 1 + 5.47T + 13T^{2} \)
17 \( 1 - 5.11T + 17T^{2} \)
19 \( 1 + 6.23T + 19T^{2} \)
23 \( 1 + 0.333T + 23T^{2} \)
29 \( 1 - 3.49T + 29T^{2} \)
37 \( 1 - 4.70T + 37T^{2} \)
41 \( 1 - 2.62T + 41T^{2} \)
43 \( 1 + 6T + 43T^{2} \)
47 \( 1 + 6.53T + 47T^{2} \)
53 \( 1 + 1.20T + 53T^{2} \)
59 \( 1 + 8.48T + 59T^{2} \)
61 \( 1 + 14.4T + 61T^{2} \)
67 \( 1 - 6.70T + 67T^{2} \)
71 \( 1 + 13.7T + 71T^{2} \)
73 \( 1 - 0.236T + 73T^{2} \)
79 \( 1 - 15.1T + 79T^{2} \)
83 \( 1 + 4.44T + 83T^{2} \)
89 \( 1 - 9.35T + 89T^{2} \)
97 \( 1 + 9T + 97T^{2} \)
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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

−9.995401955217144931278137741994, −9.094386827249688649575382298352, −7.980722118552733703366298960823, −7.67342463118610725868725653953, −6.38447931459865660232283259981, −5.27889972762175724421981551365, −4.64230219489280958320782283712, −2.78604300376584708259571826407, −1.80380732156626667194330458380, 0, 1.80380732156626667194330458380, 2.78604300376584708259571826407, 4.64230219489280958320782283712, 5.27889972762175724421981551365, 6.38447931459865660232283259981, 7.67342463118610725868725653953, 7.980722118552733703366298960823, 9.094386827249688649575382298352, 9.995401955217144931278137741994

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