Properties

Label 2-2415-1.1-c1-0-20
Degree $2$
Conductor $2415$
Sign $1$
Analytic cond. $19.2838$
Root an. cond. $4.39134$
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  + 0.748·2-s + 3-s − 1.43·4-s − 5-s + 0.748·6-s − 7-s − 2.57·8-s + 9-s − 0.748·10-s − 2.94·11-s − 1.43·12-s + 4.64·13-s − 0.748·14-s − 15-s + 0.952·16-s − 5.06·17-s + 0.748·18-s + 5.82·19-s + 1.43·20-s − 21-s − 2.20·22-s − 23-s − 2.57·24-s + 25-s + 3.47·26-s + 27-s + 1.43·28-s + ⋯
L(s)  = 1  + 0.529·2-s + 0.577·3-s − 0.719·4-s − 0.447·5-s + 0.305·6-s − 0.377·7-s − 0.910·8-s + 0.333·9-s − 0.236·10-s − 0.886·11-s − 0.415·12-s + 1.28·13-s − 0.200·14-s − 0.258·15-s + 0.238·16-s − 1.22·17-s + 0.176·18-s + 1.33·19-s + 0.321·20-s − 0.218·21-s − 0.469·22-s − 0.208·23-s − 0.525·24-s + 0.200·25-s + 0.681·26-s + 0.192·27-s + 0.272·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2415 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2415 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2415\)    =    \(3 \cdot 5 \cdot 7 \cdot 23\)
Sign: $1$
Analytic conductor: \(19.2838\)
Root analytic conductor: \(4.39134\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2415,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.882367650\)
\(L(\frac12)\) \(\approx\) \(1.882367650\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 - T \)
5 \( 1 + T \)
7 \( 1 + T \)
23 \( 1 + T \)
good2 \( 1 - 0.748T + 2T^{2} \)
11 \( 1 + 2.94T + 11T^{2} \)
13 \( 1 - 4.64T + 13T^{2} \)
17 \( 1 + 5.06T + 17T^{2} \)
19 \( 1 - 5.82T + 19T^{2} \)
29 \( 1 - 1.07T + 29T^{2} \)
31 \( 1 - 3.55T + 31T^{2} \)
37 \( 1 - 6.29T + 37T^{2} \)
41 \( 1 + 8.28T + 41T^{2} \)
43 \( 1 - 10.1T + 43T^{2} \)
47 \( 1 - 3.00T + 47T^{2} \)
53 \( 1 - 1.68T + 53T^{2} \)
59 \( 1 - 1.71T + 59T^{2} \)
61 \( 1 - 8.13T + 61T^{2} \)
67 \( 1 - 8.33T + 67T^{2} \)
71 \( 1 - 4.23T + 71T^{2} \)
73 \( 1 + 10.4T + 73T^{2} \)
79 \( 1 - 5.50T + 79T^{2} \)
83 \( 1 + 2.47T + 83T^{2} \)
89 \( 1 - 14.7T + 89T^{2} \)
97 \( 1 - 0.696T + 97T^{2} \)
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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

−8.846651837214603381678600712464, −8.311209707090459449854675012571, −7.55750573146027652864446168921, −6.55237708767310575177857328070, −5.73147896723074094446067238070, −4.85169198945846025464074386379, −4.03799031147446999402801864326, −3.36869340363604525757662313121, −2.50850084898208897096175771783, −0.791412800659401963946366838703, 0.791412800659401963946366838703, 2.50850084898208897096175771783, 3.36869340363604525757662313121, 4.03799031147446999402801864326, 4.85169198945846025464074386379, 5.73147896723074094446067238070, 6.55237708767310575177857328070, 7.55750573146027652864446168921, 8.311209707090459449854675012571, 8.846651837214603381678600712464

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