Properties

Label 2-1028-1.1-c5-0-34
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  − 22.2·3-s − 24.1·5-s − 222.·7-s + 254.·9-s − 158.·11-s − 403.·13-s + 537.·15-s − 1.69e3·17-s + 2.41e3·19-s + 4.95e3·21-s − 3.39e3·23-s − 2.54e3·25-s − 245.·27-s + 3.24e3·29-s + 2.20e3·31-s + 3.53e3·33-s + 5.35e3·35-s + 2.63e3·37-s + 8.99e3·39-s − 4.26e3·41-s − 6.73e3·43-s − 6.12e3·45-s + 2.89e3·47-s + 3.25e4·49-s + 3.78e4·51-s + 3.00e4·53-s + 3.82e3·55-s + ⋯
L(s)  = 1  − 1.43·3-s − 0.431·5-s − 1.71·7-s + 1.04·9-s − 0.395·11-s − 0.662·13-s + 0.617·15-s − 1.42·17-s + 1.53·19-s + 2.45·21-s − 1.33·23-s − 0.813·25-s − 0.0648·27-s + 0.715·29-s + 0.411·31-s + 0.565·33-s + 0.739·35-s + 0.316·37-s + 0.947·39-s − 0.395·41-s − 0.555·43-s − 0.451·45-s + 0.191·47-s + 1.93·49-s + 2.03·51-s + 1.47·53-s + 0.170·55-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 \( 1 + 22.2T + 243T^{2} \)
5 \( 1 + 24.1T + 3.12e3T^{2} \)
7 \( 1 + 222.T + 1.68e4T^{2} \)
11 \( 1 + 158.T + 1.61e5T^{2} \)
13 \( 1 + 403.T + 3.71e5T^{2} \)
17 \( 1 + 1.69e3T + 1.41e6T^{2} \)
19 \( 1 - 2.41e3T + 2.47e6T^{2} \)
23 \( 1 + 3.39e3T + 6.43e6T^{2} \)
29 \( 1 - 3.24e3T + 2.05e7T^{2} \)
31 \( 1 - 2.20e3T + 2.86e7T^{2} \)
37 \( 1 - 2.63e3T + 6.93e7T^{2} \)
41 \( 1 + 4.26e3T + 1.15e8T^{2} \)
43 \( 1 + 6.73e3T + 1.47e8T^{2} \)
47 \( 1 - 2.89e3T + 2.29e8T^{2} \)
53 \( 1 - 3.00e4T + 4.18e8T^{2} \)
59 \( 1 - 2.97e3T + 7.14e8T^{2} \)
61 \( 1 + 5.15e3T + 8.44e8T^{2} \)
67 \( 1 - 2.14e4T + 1.35e9T^{2} \)
71 \( 1 - 3.51e4T + 1.80e9T^{2} \)
73 \( 1 + 4.35e4T + 2.07e9T^{2} \)
79 \( 1 + 4.33e3T + 3.07e9T^{2} \)
83 \( 1 - 6.27e4T + 3.93e9T^{2} \)
89 \( 1 - 1.93e4T + 5.58e9T^{2} \)
97 \( 1 - 1.01e5T + 8.58e9T^{2} \)
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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

−8.966601039276983291191415077766, −7.70969498596634935907954161250, −6.85492527871158065245435886444, −6.25800931439072045888206883913, −5.49284988353827720310580792001, −4.53306325897123683090419056832, −3.52254098359476097061512948814, −2.40065520541199370323996554287, −0.64818581547178742158833969982, 0, 0.64818581547178742158833969982, 2.40065520541199370323996554287, 3.52254098359476097061512948814, 4.53306325897123683090419056832, 5.49284988353827720310580792001, 6.25800931439072045888206883913, 6.85492527871158065245435886444, 7.70969498596634935907954161250, 8.966601039276983291191415077766

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