Properties

Label 2-1560-1.1-c3-0-30
Degree $2$
Conductor $1560$
Sign $1$
Analytic cond. $92.0429$
Root an. cond. $9.59390$
Motivic weight $3$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 3·3-s − 5·5-s + 29.9·7-s + 9·9-s − 30.8·11-s + 13·13-s − 15·15-s + 25.6·17-s + 106.·19-s + 89.8·21-s + 31.6·23-s + 25·25-s + 27·27-s − 2.43·29-s − 46.5·31-s − 92.5·33-s − 149.·35-s + 45.9·37-s + 39·39-s − 281.·41-s + 13.2·43-s − 45·45-s − 60.9·47-s + 553.·49-s + 76.9·51-s + 292.·53-s + 154.·55-s + ⋯
L(s)  = 1  + 0.577·3-s − 0.447·5-s + 1.61·7-s + 0.333·9-s − 0.845·11-s + 0.277·13-s − 0.258·15-s + 0.365·17-s + 1.29·19-s + 0.933·21-s + 0.286·23-s + 0.200·25-s + 0.192·27-s − 0.0155·29-s − 0.269·31-s − 0.488·33-s − 0.722·35-s + 0.204·37-s + 0.160·39-s − 1.07·41-s + 0.0468·43-s − 0.149·45-s − 0.189·47-s + 1.61·49-s + 0.211·51-s + 0.758·53-s + 0.378·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1560 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1560 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1560\)    =    \(2^{3} \cdot 3 \cdot 5 \cdot 13\)
Sign: $1$
Analytic conductor: \(92.0429\)
Root analytic conductor: \(9.59390\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1560,\ (\ :3/2),\ 1)\)

Particular Values

\(L(2)\) \(\approx\) \(3.250349953\)
\(L(\frac12)\) \(\approx\) \(3.250349953\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 - 3T \)
5 \( 1 + 5T \)
13 \( 1 - 13T \)
good7 \( 1 - 29.9T + 343T^{2} \)
11 \( 1 + 30.8T + 1.33e3T^{2} \)
17 \( 1 - 25.6T + 4.91e3T^{2} \)
19 \( 1 - 106.T + 6.85e3T^{2} \)
23 \( 1 - 31.6T + 1.21e4T^{2} \)
29 \( 1 + 2.43T + 2.43e4T^{2} \)
31 \( 1 + 46.5T + 2.97e4T^{2} \)
37 \( 1 - 45.9T + 5.06e4T^{2} \)
41 \( 1 + 281.T + 6.89e4T^{2} \)
43 \( 1 - 13.2T + 7.95e4T^{2} \)
47 \( 1 + 60.9T + 1.03e5T^{2} \)
53 \( 1 - 292.T + 1.48e5T^{2} \)
59 \( 1 - 372.T + 2.05e5T^{2} \)
61 \( 1 - 314.T + 2.26e5T^{2} \)
67 \( 1 + 25.9T + 3.00e5T^{2} \)
71 \( 1 - 34.0T + 3.57e5T^{2} \)
73 \( 1 - 1.15e3T + 3.89e5T^{2} \)
79 \( 1 + 544.T + 4.93e5T^{2} \)
83 \( 1 + 993.T + 5.71e5T^{2} \)
89 \( 1 - 528.T + 7.04e5T^{2} \)
97 \( 1 - 927.T + 9.12e5T^{2} \)
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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

−8.846719423958381472701693817603, −8.162350633185212610201425708749, −7.70762886872574348312822776032, −6.96792290391494825254353574199, −5.48155248539699662711163587888, −4.98658594598917044645159385573, −3.97879354278632255975080625296, −3.00370464873018555189127875768, −1.91403277182000521456956724027, −0.892899135186258587421945627216, 0.892899135186258587421945627216, 1.91403277182000521456956724027, 3.00370464873018555189127875768, 3.97879354278632255975080625296, 4.98658594598917044645159385573, 5.48155248539699662711163587888, 6.96792290391494825254353574199, 7.70762886872574348312822776032, 8.162350633185212610201425708749, 8.846719423958381472701693817603

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