Properties

Label 2-2576-1.1-c1-0-32
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  − 1.41·3-s − 3.41·5-s + 7-s − 0.999·9-s − 2·11-s + 2.82·13-s + 4.82·15-s + 5.41·17-s − 2·19-s − 1.41·21-s + 23-s + 6.65·25-s + 5.65·27-s + 8.48·29-s − 0.585·31-s + 2.82·33-s − 3.41·35-s − 6.48·37-s − 4.00·39-s + 6·41-s − 8·43-s + 3.41·45-s − 7.41·47-s + 49-s − 7.65·51-s + 4.82·53-s + 6.82·55-s + ⋯
L(s)  = 1  − 0.816·3-s − 1.52·5-s + 0.377·7-s − 0.333·9-s − 0.603·11-s + 0.784·13-s + 1.24·15-s + 1.31·17-s − 0.458·19-s − 0.308·21-s + 0.208·23-s + 1.33·25-s + 1.08·27-s + 1.57·29-s − 0.105·31-s + 0.492·33-s − 0.577·35-s − 1.06·37-s − 0.640·39-s + 0.937·41-s − 1.21·43-s + 0.508·45-s − 1.08·47-s + 0.142·49-s − 1.07·51-s + 0.663·53-s + 0.920·55-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 \( 1 + 1.41T + 3T^{2} \)
5 \( 1 + 3.41T + 5T^{2} \)
11 \( 1 + 2T + 11T^{2} \)
13 \( 1 - 2.82T + 13T^{2} \)
17 \( 1 - 5.41T + 17T^{2} \)
19 \( 1 + 2T + 19T^{2} \)
29 \( 1 - 8.48T + 29T^{2} \)
31 \( 1 + 0.585T + 31T^{2} \)
37 \( 1 + 6.48T + 37T^{2} \)
41 \( 1 - 6T + 41T^{2} \)
43 \( 1 + 8T + 43T^{2} \)
47 \( 1 + 7.41T + 47T^{2} \)
53 \( 1 - 4.82T + 53T^{2} \)
59 \( 1 + 0.928T + 59T^{2} \)
61 \( 1 + 10.2T + 61T^{2} \)
67 \( 1 + 11.6T + 67T^{2} \)
71 \( 1 + 4.48T + 71T^{2} \)
73 \( 1 - 10.4T + 73T^{2} \)
79 \( 1 - 6.48T + 79T^{2} \)
83 \( 1 - 0.828T + 83T^{2} \)
89 \( 1 - 15.0T + 89T^{2} \)
97 \( 1 + 15.5T + 97T^{2} \)
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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

−8.145963778671619496752410573347, −8.024543867098049819735400746888, −6.97038759644118903543922917754, −6.18766800139152395534706695268, −5.26649405584074398924334957605, −4.65761069431831092208244582976, −3.66149963836100476446273527347, −2.90919312864122177717822616779, −1.15980550787076194876277007286, 0, 1.15980550787076194876277007286, 2.90919312864122177717822616779, 3.66149963836100476446273527347, 4.65761069431831092208244582976, 5.26649405584074398924334957605, 6.18766800139152395534706695268, 6.97038759644118903543922917754, 8.024543867098049819735400746888, 8.145963778671619496752410573347

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