Properties

Label 2-1440-1.1-c3-0-3
Degree $2$
Conductor $1440$
Sign $1$
Analytic cond. $84.9627$
Root an. cond. $9.21752$
Motivic weight $3$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

Downloads

Learn more

Normalization:  

Dirichlet series

L(s)  = 1  − 5·5-s − 4·7-s − 40·11-s − 90·13-s + 70·17-s + 40·19-s − 108·23-s + 25·25-s − 166·29-s − 40·31-s + 20·35-s − 130·37-s + 310·41-s − 268·43-s + 556·47-s − 327·49-s + 370·53-s + 200·55-s − 240·59-s − 130·61-s + 450·65-s + 876·67-s + 840·71-s + 250·73-s + 160·77-s − 880·79-s + 188·83-s + ⋯
L(s)  = 1  − 0.447·5-s − 0.215·7-s − 1.09·11-s − 1.92·13-s + 0.998·17-s + 0.482·19-s − 0.979·23-s + 1/5·25-s − 1.06·29-s − 0.231·31-s + 0.0965·35-s − 0.577·37-s + 1.18·41-s − 0.950·43-s + 1.72·47-s − 0.953·49-s + 0.958·53-s + 0.490·55-s − 0.529·59-s − 0.272·61-s + 0.858·65-s + 1.59·67-s + 1.40·71-s + 0.400·73-s + 0.236·77-s − 1.25·79-s + 0.248·83-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1440 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1440 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1440\)    =    \(2^{5} \cdot 3^{2} \cdot 5\)
Sign: $1$
Analytic conductor: \(84.9627\)
Root analytic conductor: \(9.21752\)
Motivic weight: \(3\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1440,\ (\ :3/2),\ 1)\)

Particular Values

\(L(2)\) \(\approx\) \(0.9455140507\)
\(L(\frac12)\) \(\approx\) \(0.9455140507\)
\(L(\frac{5}{2})\) 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 \( 1 \)
5 \( 1 + p T \)
good7 \( 1 + 4 T + p^{3} T^{2} \)
11 \( 1 + 40 T + p^{3} T^{2} \)
13 \( 1 + 90 T + p^{3} T^{2} \)
17 \( 1 - 70 T + p^{3} T^{2} \)
19 \( 1 - 40 T + p^{3} T^{2} \)
23 \( 1 + 108 T + p^{3} T^{2} \)
29 \( 1 + 166 T + p^{3} T^{2} \)
31 \( 1 + 40 T + p^{3} T^{2} \)
37 \( 1 + 130 T + p^{3} T^{2} \)
41 \( 1 - 310 T + p^{3} T^{2} \)
43 \( 1 + 268 T + p^{3} T^{2} \)
47 \( 1 - 556 T + p^{3} T^{2} \)
53 \( 1 - 370 T + p^{3} T^{2} \)
59 \( 1 + 240 T + p^{3} T^{2} \)
61 \( 1 + 130 T + p^{3} T^{2} \)
67 \( 1 - 876 T + p^{3} T^{2} \)
71 \( 1 - 840 T + p^{3} T^{2} \)
73 \( 1 - 250 T + p^{3} T^{2} \)
79 \( 1 + 880 T + p^{3} T^{2} \)
83 \( 1 - 188 T + p^{3} T^{2} \)
89 \( 1 - 726 T + p^{3} T^{2} \)
97 \( 1 + 1550 T + p^{3} T^{2} \)
show more
show less
   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{2} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−9.355927509627335852473984556907, −8.086919121630046029862346378856, −7.62668597849544585483371635958, −6.96692062986203239792854121155, −5.62248139232690598008883731919, −5.12646340000089761802342101097, −4.03089947384815292088439117493, −2.99388485233309469256197650230, −2.10796208857406477375355135679, −0.45362168349166410274509632703, 0.45362168349166410274509632703, 2.10796208857406477375355135679, 2.99388485233309469256197650230, 4.03089947384815292088439117493, 5.12646340000089761802342101097, 5.62248139232690598008883731919, 6.96692062986203239792854121155, 7.62668597849544585483371635958, 8.086919121630046029862346378856, 9.355927509627335852473984556907

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