Properties

Label 2-49686-1.1-c1-0-16
Degree $2$
Conductor $49686$
Sign $1$
Analytic cond. $396.744$
Root an. cond. $19.9184$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2-s − 3-s + 4-s − 5-s + 6-s − 8-s + 9-s + 10-s − 5·11-s − 12-s + 15-s + 16-s + 3·17-s − 18-s − 19-s − 20-s + 5·22-s + 3·23-s + 24-s − 4·25-s − 27-s + 9·29-s − 30-s + 4·31-s − 32-s + 5·33-s − 3·34-s + ⋯
L(s)  = 1  − 0.707·2-s − 0.577·3-s + 1/2·4-s − 0.447·5-s + 0.408·6-s − 0.353·8-s + 1/3·9-s + 0.316·10-s − 1.50·11-s − 0.288·12-s + 0.258·15-s + 1/4·16-s + 0.727·17-s − 0.235·18-s − 0.229·19-s − 0.223·20-s + 1.06·22-s + 0.625·23-s + 0.204·24-s − 4/5·25-s − 0.192·27-s + 1.67·29-s − 0.182·30-s + 0.718·31-s − 0.176·32-s + 0.870·33-s − 0.514·34-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 49686 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 49686 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(49686\)    =    \(2 \cdot 3 \cdot 7^{2} \cdot 13^{2}\)
Sign: $1$
Analytic conductor: \(396.744\)
Root analytic conductor: \(19.9184\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 49686,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.026716271\)
\(L(\frac12)\) \(\approx\) \(1.026716271\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + T \)
3 \( 1 + T \)
7 \( 1 \)
13 \( 1 \)
good5 \( 1 + T + p T^{2} \)
11 \( 1 + 5 T + p T^{2} \)
17 \( 1 - 3 T + p T^{2} \)
19 \( 1 + T + p T^{2} \)
23 \( 1 - 3 T + p T^{2} \)
29 \( 1 - 9 T + p T^{2} \)
31 \( 1 - 4 T + p T^{2} \)
37 \( 1 - 11 T + p T^{2} \)
41 \( 1 + p T^{2} \)
43 \( 1 + 5 T + p T^{2} \)
47 \( 1 + 8 T + p T^{2} \)
53 \( 1 + 2 T + p T^{2} \)
59 \( 1 - 4 T + p T^{2} \)
61 \( 1 - 15 T + p T^{2} \)
67 \( 1 - 2 T + p T^{2} \)
71 \( 1 - 12 T + p T^{2} \)
73 \( 1 - 11 T + p T^{2} \)
79 \( 1 - 10 T + p T^{2} \)
83 \( 1 + 14 T + p T^{2} \)
89 \( 1 - 6 T + p T^{2} \)
97 \( 1 + 14 T + p T^{2} \)
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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

−14.63421627616061, −14.06293597578822, −13.34337416214382, −12.88466206558757, −12.44767753117065, −11.81116797328042, −11.35099274440617, −10.97043688756508, −10.29756009787391, −9.871563038595768, −9.621579832161268, −8.484321175102987, −8.240822559298565, −7.790827303723587, −7.215990861662073, −6.515496568099879, −6.128196480415211, −5.232021463854415, −4.997284440531726, −4.180604557680827, −3.374936753034452, −2.713114363533683, −2.129705153151397, −1.027578762334292, −0.5006991723387578, 0.5006991723387578, 1.027578762334292, 2.129705153151397, 2.713114363533683, 3.374936753034452, 4.180604557680827, 4.997284440531726, 5.232021463854415, 6.128196480415211, 6.515496568099879, 7.215990861662073, 7.790827303723587, 8.240822559298565, 8.484321175102987, 9.621579832161268, 9.871563038595768, 10.29756009787391, 10.97043688756508, 11.35099274440617, 11.81116797328042, 12.44767753117065, 12.88466206558757, 13.34337416214382, 14.06293597578822, 14.63421627616061

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