Properties

Label 2-2576-1.1-c1-0-54
Degree $2$
Conductor $2576$
Sign $-1$
Analytic cond. $20.5694$
Root an. cond. $4.53535$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 3-s − 7-s − 2·9-s + 2·11-s − 3·13-s − 21-s + 23-s − 5·25-s − 5·27-s + 29-s + 5·31-s + 2·33-s − 8·37-s − 3·39-s − 7·41-s + 4·43-s − 3·47-s + 49-s − 12·53-s − 4·59-s − 6·61-s + 2·63-s + 12·67-s + 69-s − 13·71-s + 3·73-s − 5·75-s + ⋯
L(s)  = 1  + 0.577·3-s − 0.377·7-s − 2/3·9-s + 0.603·11-s − 0.832·13-s − 0.218·21-s + 0.208·23-s − 25-s − 0.962·27-s + 0.185·29-s + 0.898·31-s + 0.348·33-s − 1.31·37-s − 0.480·39-s − 1.09·41-s + 0.609·43-s − 0.437·47-s + 1/7·49-s − 1.64·53-s − 0.520·59-s − 0.768·61-s + 0.251·63-s + 1.46·67-s + 0.120·69-s − 1.54·71-s + 0.351·73-s − 0.577·75-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2576 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2576 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2576\)    =    \(2^{4} \cdot 7 \cdot 23\)
Sign: $-1$
Analytic conductor: \(20.5694\)
Root analytic conductor: \(4.53535\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 2576,\ (\ :1/2),\ -1)\)

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)$
bad2 \( 1 \)
7 \( 1 + T \)
23 \( 1 - T \)
good3 \( 1 - T + p T^{2} \)
5 \( 1 + p T^{2} \)
11 \( 1 - 2 T + p T^{2} \)
13 \( 1 + 3 T + p T^{2} \)
17 \( 1 + p T^{2} \)
19 \( 1 + p T^{2} \)
29 \( 1 - T + p T^{2} \)
31 \( 1 - 5 T + p T^{2} \)
37 \( 1 + 8 T + p T^{2} \)
41 \( 1 + 7 T + p T^{2} \)
43 \( 1 - 4 T + p T^{2} \)
47 \( 1 + 3 T + p T^{2} \)
53 \( 1 + 12 T + p T^{2} \)
59 \( 1 + 4 T + p T^{2} \)
61 \( 1 + 6 T + p T^{2} \)
67 \( 1 - 12 T + p T^{2} \)
71 \( 1 + 13 T + p T^{2} \)
73 \( 1 - 3 T + p T^{2} \)
79 \( 1 + 4 T + p T^{2} \)
83 \( 1 + 16 T + p T^{2} \)
89 \( 1 - 4 T + p T^{2} \)
97 \( 1 - 10 T + p T^{2} \)
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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

−8.508210856755379642666895279911, −7.86703814559501307981524583380, −7.00186305873747291360095589864, −6.25546008812784414914556339354, −5.39754862952736690859916773578, −4.45716162893346661816411061782, −3.46697586319946797774089312924, −2.76949872597604657028021260692, −1.70693843272421829472577435864, 0, 1.70693843272421829472577435864, 2.76949872597604657028021260692, 3.46697586319946797774089312924, 4.45716162893346661816411061782, 5.39754862952736690859916773578, 6.25546008812784414914556339354, 7.00186305873747291360095589864, 7.86703814559501307981524583380, 8.508210856755379642666895279911

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