Properties

Label 2-1028-1.1-c5-0-51
Degree $2$
Conductor $1028$
Sign $-1$
Analytic cond. $164.874$
Root an. cond. $12.8403$
Motivic weight $5$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 19.7·3-s − 10.8·5-s − 70.7·7-s + 146.·9-s − 539.·11-s + 766.·13-s + 213.·15-s − 703.·17-s − 276.·19-s + 1.39e3·21-s + 853.·23-s − 3.00e3·25-s + 1.89e3·27-s − 580.·29-s − 2.73e3·31-s + 1.06e4·33-s + 765.·35-s + 1.14e4·37-s − 1.51e4·39-s − 1.68e4·41-s + 1.75e4·43-s − 1.58e3·45-s + 2.31e4·47-s − 1.17e4·49-s + 1.38e4·51-s − 1.20e3·53-s + 5.83e3·55-s + ⋯
L(s)  = 1  − 1.26·3-s − 0.193·5-s − 0.545·7-s + 0.604·9-s − 1.34·11-s + 1.25·13-s + 0.245·15-s − 0.590·17-s − 0.175·19-s + 0.691·21-s + 0.336·23-s − 0.962·25-s + 0.500·27-s − 0.128·29-s − 0.511·31-s + 1.70·33-s + 0.105·35-s + 1.37·37-s − 1.59·39-s − 1.56·41-s + 1.44·43-s − 0.116·45-s + 1.52·47-s − 0.701·49-s + 0.747·51-s − 0.0590·53-s + 0.260·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1028 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(6-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1028 ^{s/2} \, \Gamma_{\C}(s+5/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1028\)    =    \(2^{2} \cdot 257\)
Sign: $-1$
Analytic conductor: \(164.874\)
Root analytic conductor: \(12.8403\)
Motivic weight: \(5\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 1028,\ (\ :5/2),\ -1)\)

Particular Values

\(L(3)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{7}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
257 \( 1 - 6.60e4T \)
good3 \( 1 + 19.7T + 243T^{2} \)
5 \( 1 + 10.8T + 3.12e3T^{2} \)
7 \( 1 + 70.7T + 1.68e4T^{2} \)
11 \( 1 + 539.T + 1.61e5T^{2} \)
13 \( 1 - 766.T + 3.71e5T^{2} \)
17 \( 1 + 703.T + 1.41e6T^{2} \)
19 \( 1 + 276.T + 2.47e6T^{2} \)
23 \( 1 - 853.T + 6.43e6T^{2} \)
29 \( 1 + 580.T + 2.05e7T^{2} \)
31 \( 1 + 2.73e3T + 2.86e7T^{2} \)
37 \( 1 - 1.14e4T + 6.93e7T^{2} \)
41 \( 1 + 1.68e4T + 1.15e8T^{2} \)
43 \( 1 - 1.75e4T + 1.47e8T^{2} \)
47 \( 1 - 2.31e4T + 2.29e8T^{2} \)
53 \( 1 + 1.20e3T + 4.18e8T^{2} \)
59 \( 1 - 3.31e4T + 7.14e8T^{2} \)
61 \( 1 + 1.17e4T + 8.44e8T^{2} \)
67 \( 1 - 1.55e3T + 1.35e9T^{2} \)
71 \( 1 - 3.87e4T + 1.80e9T^{2} \)
73 \( 1 - 4.43e4T + 2.07e9T^{2} \)
79 \( 1 + 1.89e4T + 3.07e9T^{2} \)
83 \( 1 + 2.19e4T + 3.93e9T^{2} \)
89 \( 1 - 2.79e4T + 5.58e9T^{2} \)
97 \( 1 + 5.61e4T + 8.58e9T^{2} \)
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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

−8.775156259046441606521232488559, −7.903551925970701602284581910913, −6.92791520579206389507892020267, −6.05738235492862682920787744471, −5.55983651952653562770510115014, −4.56112655042121565456288661155, −3.52233238164850830473547536165, −2.31162036878885826030237240717, −0.836140443319889805482449907337, 0, 0.836140443319889805482449907337, 2.31162036878885826030237240717, 3.52233238164850830473547536165, 4.56112655042121565456288661155, 5.55983651952653562770510115014, 6.05738235492862682920787744471, 6.92791520579206389507892020267, 7.903551925970701602284581910913, 8.775156259046441606521232488559

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