Properties

Label 2-18240-1.1-c1-0-77
Degree $2$
Conductor $18240$
Sign $1$
Analytic cond. $145.647$
Root an. cond. $12.0684$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $2$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 3-s − 5-s − 4·7-s + 9-s − 4·11-s − 2·13-s − 15-s − 6·17-s + 19-s − 4·21-s − 4·23-s + 25-s + 27-s − 6·29-s − 8·31-s − 4·33-s + 4·35-s − 10·37-s − 2·39-s + 2·41-s − 45-s + 4·47-s + 9·49-s − 6·51-s − 2·53-s + 4·55-s + 57-s + ⋯
L(s)  = 1  + 0.577·3-s − 0.447·5-s − 1.51·7-s + 1/3·9-s − 1.20·11-s − 0.554·13-s − 0.258·15-s − 1.45·17-s + 0.229·19-s − 0.872·21-s − 0.834·23-s + 1/5·25-s + 0.192·27-s − 1.11·29-s − 1.43·31-s − 0.696·33-s + 0.676·35-s − 1.64·37-s − 0.320·39-s + 0.312·41-s − 0.149·45-s + 0.583·47-s + 9/7·49-s − 0.840·51-s − 0.274·53-s + 0.539·55-s + 0.132·57-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 18240 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 18240 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(18240\)    =    \(2^{6} \cdot 3 \cdot 5 \cdot 19\)
Sign: $1$
Analytic conductor: \(145.647\)
Root analytic conductor: \(12.0684\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(2\)
Selberg data: \((2,\ 18240,\ (\ :1/2),\ 1)\)

Particular Values

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

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 - T \)
5 \( 1 + T \)
19 \( 1 - T \)
good7 \( 1 + 4 T + p T^{2} \)
11 \( 1 + 4 T + p T^{2} \)
13 \( 1 + 2 T + p T^{2} \)
17 \( 1 + 6 T + p T^{2} \)
23 \( 1 + 4 T + p T^{2} \)
29 \( 1 + 6 T + p T^{2} \)
31 \( 1 + 8 T + p T^{2} \)
37 \( 1 + 10 T + p T^{2} \)
41 \( 1 - 2 T + p T^{2} \)
43 \( 1 + p T^{2} \)
47 \( 1 - 4 T + p T^{2} \)
53 \( 1 + 2 T + p T^{2} \)
59 \( 1 + 12 T + p T^{2} \)
61 \( 1 - 2 T + p T^{2} \)
67 \( 1 - 4 T + p T^{2} \)
71 \( 1 + p T^{2} \)
73 \( 1 + 14 T + p T^{2} \)
79 \( 1 + 8 T + p T^{2} \)
83 \( 1 + p T^{2} \)
89 \( 1 - 2 T + p T^{2} \)
97 \( 1 + 18 T + p T^{2} \)
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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

−16.05420111553058, −15.86165928994557, −15.32254999127757, −14.85723963773269, −14.00497408742435, −13.55717399832565, −12.97464999531185, −12.65039993026652, −12.13828260384628, −11.22179167694752, −10.72520392003062, −10.10988585414180, −9.596432452029700, −8.984496747249288, −8.564507701307244, −7.606389794438734, −7.327505832944660, −6.706535405152223, −5.925256226309864, −5.301229639885858, −4.442305452698259, −3.768097333304986, −3.170016058430164, −2.510980386056534, −1.818188674800310, 0, 0, 1.818188674800310, 2.510980386056534, 3.170016058430164, 3.768097333304986, 4.442305452698259, 5.301229639885858, 5.925256226309864, 6.706535405152223, 7.327505832944660, 7.606389794438734, 8.564507701307244, 8.984496747249288, 9.596432452029700, 10.10988585414180, 10.72520392003062, 11.22179167694752, 12.13828260384628, 12.65039993026652, 12.97464999531185, 13.55717399832565, 14.00497408742435, 14.85723963773269, 15.32254999127757, 15.86165928994557, 16.05420111553058

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