Properties

Label 2-2576-1.1-c1-0-52
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  − 0.688·3-s + 0.688·5-s + 7-s − 2.52·9-s + 0.903·11-s + 0.622·13-s − 0.474·15-s + 1.31·17-s − 7.05·19-s − 0.688·21-s − 23-s − 4.52·25-s + 3.80·27-s + 1.52·29-s + 3.54·31-s − 0.622·33-s + 0.688·35-s + 2.42·37-s − 0.428·39-s − 4.75·41-s − 6.23·43-s − 1.73·45-s − 9.73·47-s + 49-s − 0.903·51-s − 6.85·53-s + 0.622·55-s + ⋯
L(s)  = 1  − 0.397·3-s + 0.308·5-s + 0.377·7-s − 0.841·9-s + 0.272·11-s + 0.172·13-s − 0.122·15-s + 0.317·17-s − 1.61·19-s − 0.150·21-s − 0.208·23-s − 0.905·25-s + 0.732·27-s + 0.283·29-s + 0.636·31-s − 0.108·33-s + 0.116·35-s + 0.399·37-s − 0.0686·39-s − 0.742·41-s − 0.950·43-s − 0.259·45-s − 1.42·47-s + 0.142·49-s − 0.126·51-s − 0.941·53-s + 0.0838·55-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 \( 1 + 0.688T + 3T^{2} \)
5 \( 1 - 0.688T + 5T^{2} \)
11 \( 1 - 0.903T + 11T^{2} \)
13 \( 1 - 0.622T + 13T^{2} \)
17 \( 1 - 1.31T + 17T^{2} \)
19 \( 1 + 7.05T + 19T^{2} \)
29 \( 1 - 1.52T + 29T^{2} \)
31 \( 1 - 3.54T + 31T^{2} \)
37 \( 1 - 2.42T + 37T^{2} \)
41 \( 1 + 4.75T + 41T^{2} \)
43 \( 1 + 6.23T + 43T^{2} \)
47 \( 1 + 9.73T + 47T^{2} \)
53 \( 1 + 6.85T + 53T^{2} \)
59 \( 1 + 9.97T + 59T^{2} \)
61 \( 1 - 7.87T + 61T^{2} \)
67 \( 1 - 5.76T + 67T^{2} \)
71 \( 1 - 7.61T + 71T^{2} \)
73 \( 1 + 1.86T + 73T^{2} \)
79 \( 1 + 7.65T + 79T^{2} \)
83 \( 1 - 11.0T + 83T^{2} \)
89 \( 1 + 2.98T + 89T^{2} \)
97 \( 1 + 2.49T + 97T^{2} \)
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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

−8.293911841101800958062576442390, −8.072595971914267518220790671114, −6.66244608941361463488974207966, −6.28169243891246596511527525802, −5.41067534238377556885450946227, −4.64903813913361715846062162401, −3.67748125144804518355314678182, −2.57689548851571416924489779325, −1.55666899099047255247100046774, 0, 1.55666899099047255247100046774, 2.57689548851571416924489779325, 3.67748125144804518355314678182, 4.64903813913361715846062162401, 5.41067534238377556885450946227, 6.28169243891246596511527525802, 6.66244608941361463488974207966, 8.072595971914267518220790671114, 8.293911841101800958062576442390

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