Properties

Label 2-2576-1.1-c1-0-28
Degree $2$
Conductor $2576$
Sign $-1$
Analytic cond. $20.5694$
Root an. cond. $4.53535$
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  − 2.68·3-s − 1.86·5-s − 7-s + 4.22·9-s + 0.846·11-s + 2.55·13-s + 5.00·15-s − 7.07·17-s + 0.476·19-s + 2.68·21-s + 23-s − 1.53·25-s − 3.30·27-s + 8.63·29-s − 3.31·31-s − 2.27·33-s + 1.86·35-s + 7.85·37-s − 6.85·39-s + 2.82·41-s + 0.274·43-s − 7.87·45-s + 13.4·47-s + 49-s + 19.0·51-s + 8.93·53-s − 1.57·55-s + ⋯
L(s)  = 1  − 1.55·3-s − 0.832·5-s − 0.377·7-s + 1.40·9-s + 0.255·11-s + 0.707·13-s + 1.29·15-s − 1.71·17-s + 0.109·19-s + 0.586·21-s + 0.208·23-s − 0.306·25-s − 0.635·27-s + 1.60·29-s − 0.594·31-s − 0.396·33-s + 0.314·35-s + 1.29·37-s − 1.09·39-s + 0.441·41-s + 0.0419·43-s − 1.17·45-s + 1.96·47-s + 0.142·49-s + 2.66·51-s + 1.22·53-s − 0.212·55-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: no
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 \( 1 + 2.68T + 3T^{2} \)
5 \( 1 + 1.86T + 5T^{2} \)
11 \( 1 - 0.846T + 11T^{2} \)
13 \( 1 - 2.55T + 13T^{2} \)
17 \( 1 + 7.07T + 17T^{2} \)
19 \( 1 - 0.476T + 19T^{2} \)
29 \( 1 - 8.63T + 29T^{2} \)
31 \( 1 + 3.31T + 31T^{2} \)
37 \( 1 - 7.85T + 37T^{2} \)
41 \( 1 - 2.82T + 41T^{2} \)
43 \( 1 - 0.274T + 43T^{2} \)
47 \( 1 - 13.4T + 47T^{2} \)
53 \( 1 - 8.93T + 53T^{2} \)
59 \( 1 + 1.66T + 59T^{2} \)
61 \( 1 + 11.7T + 61T^{2} \)
67 \( 1 - 2.82T + 67T^{2} \)
71 \( 1 + 9.92T + 71T^{2} \)
73 \( 1 - 7.31T + 73T^{2} \)
79 \( 1 + 11.7T + 79T^{2} \)
83 \( 1 + 3.72T + 83T^{2} \)
89 \( 1 + 8.76T + 89T^{2} \)
97 \( 1 - 1.82T + 97T^{2} \)
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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

−8.559489845634659233388716363817, −7.53173043701205727533076696006, −6.77800482136463711638528280653, −6.22550627246278159256783099908, −5.50906612457544477269276395043, −4.39089215280688668434137673731, −4.09350911448998470927197000474, −2.67568458025126800538962654152, −1.08319853328756332988166989997, 0, 1.08319853328756332988166989997, 2.67568458025126800538962654152, 4.09350911448998470927197000474, 4.39089215280688668434137673731, 5.50906612457544477269276395043, 6.22550627246278159256783099908, 6.77800482136463711638528280653, 7.53173043701205727533076696006, 8.559489845634659233388716363817

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