Properties

Label 2-7280-1.1-c1-0-26
Degree $2$
Conductor $7280$
Sign $1$
Analytic cond. $58.1310$
Root an. cond. $7.62437$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2.82·3-s + 5-s − 7-s + 5.00·9-s − 4·11-s + 13-s − 2.82·15-s + 0.828·17-s + 6.82·19-s + 2.82·21-s + 6.82·23-s + 25-s − 5.65·27-s + 6·29-s − 1.65·31-s + 11.3·33-s − 35-s − 3.65·37-s − 2.82·39-s − 10.4·41-s − 11.3·43-s + 5.00·45-s + 11.3·47-s + 49-s − 2.34·51-s + 8.82·53-s − 4·55-s + ⋯
L(s)  = 1  − 1.63·3-s + 0.447·5-s − 0.377·7-s + 1.66·9-s − 1.20·11-s + 0.277·13-s − 0.730·15-s + 0.200·17-s + 1.56·19-s + 0.617·21-s + 1.42·23-s + 0.200·25-s − 1.08·27-s + 1.11·29-s − 0.297·31-s + 1.96·33-s − 0.169·35-s − 0.601·37-s − 0.452·39-s − 1.63·41-s − 1.72·43-s + 0.745·45-s + 1.65·47-s + 0.142·49-s − 0.328·51-s + 1.21·53-s − 0.539·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 7280 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 7280 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(7280\)    =    \(2^{4} \cdot 5 \cdot 7 \cdot 13\)
Sign: $1$
Analytic conductor: \(58.1310\)
Root analytic conductor: \(7.62437\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 7280,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.9940917905\)
\(L(\frac12)\) \(\approx\) \(0.9940917905\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
5 \( 1 - T \)
7 \( 1 + T \)
13 \( 1 - T \)
good3 \( 1 + 2.82T + 3T^{2} \)
11 \( 1 + 4T + 11T^{2} \)
17 \( 1 - 0.828T + 17T^{2} \)
19 \( 1 - 6.82T + 19T^{2} \)
23 \( 1 - 6.82T + 23T^{2} \)
29 \( 1 - 6T + 29T^{2} \)
31 \( 1 + 1.65T + 31T^{2} \)
37 \( 1 + 3.65T + 37T^{2} \)
41 \( 1 + 10.4T + 41T^{2} \)
43 \( 1 + 11.3T + 43T^{2} \)
47 \( 1 - 11.3T + 47T^{2} \)
53 \( 1 - 8.82T + 53T^{2} \)
59 \( 1 + 6.82T + 59T^{2} \)
61 \( 1 + 11.6T + 61T^{2} \)
67 \( 1 - 9.65T + 67T^{2} \)
71 \( 1 + 10.8T + 71T^{2} \)
73 \( 1 - 0.343T + 73T^{2} \)
79 \( 1 - 11.3T + 79T^{2} \)
83 \( 1 - 2.34T + 83T^{2} \)
89 \( 1 - 16.8T + 89T^{2} \)
97 \( 1 + 5.31T + 97T^{2} \)
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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

−7.65528396808608804236421481086, −7.02673862678773194942875220204, −6.46248139657619844299389902742, −5.69829169567900237107803570424, −5.10689268017440755531100838397, −4.88480190790594557117897763258, −3.51662683075383156814036146202, −2.77644895753081758617277618141, −1.45905222776956526013392719557, −0.58510382046467137399007286378, 0.58510382046467137399007286378, 1.45905222776956526013392719557, 2.77644895753081758617277618141, 3.51662683075383156814036146202, 4.88480190790594557117897763258, 5.10689268017440755531100838397, 5.69829169567900237107803570424, 6.46248139657619844299389902742, 7.02673862678773194942875220204, 7.65528396808608804236421481086

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