Properties

Label 2-2415-1.1-c1-0-80
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 $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 1.83·2-s − 3-s + 1.35·4-s − 5-s − 1.83·6-s − 7-s − 1.18·8-s + 9-s − 1.83·10-s + 3.84·11-s − 1.35·12-s − 1.18·13-s − 1.83·14-s + 15-s − 4.87·16-s − 2·17-s + 1.83·18-s + 5.22·19-s − 1.35·20-s + 21-s + 7.04·22-s − 23-s + 1.18·24-s + 25-s − 2.17·26-s − 27-s − 1.35·28-s + ⋯
L(s)  = 1  + 1.29·2-s − 0.577·3-s + 0.677·4-s − 0.447·5-s − 0.747·6-s − 0.377·7-s − 0.417·8-s + 0.333·9-s − 0.579·10-s + 1.15·11-s − 0.391·12-s − 0.329·13-s − 0.489·14-s + 0.258·15-s − 1.21·16-s − 0.485·17-s + 0.431·18-s + 1.19·19-s − 0.303·20-s + 0.218·21-s + 1.50·22-s − 0.208·23-s + 0.240·24-s + 0.200·25-s − 0.426·26-s − 0.192·27-s − 0.256·28-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: \(1\)
Selberg data: \((2,\ 2415,\ (\ :1/2),\ -1)\)

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)$
bad3 \( 1 + T \)
5 \( 1 + T \)
7 \( 1 + T \)
23 \( 1 + T \)
good2 \( 1 - 1.83T + 2T^{2} \)
11 \( 1 - 3.84T + 11T^{2} \)
13 \( 1 + 1.18T + 13T^{2} \)
17 \( 1 + 2T + 17T^{2} \)
19 \( 1 - 5.22T + 19T^{2} \)
29 \( 1 + 1.01T + 29T^{2} \)
31 \( 1 + 8.42T + 31T^{2} \)
37 \( 1 + 1.46T + 37T^{2} \)
41 \( 1 + 11.8T + 41T^{2} \)
43 \( 1 + 9.24T + 43T^{2} \)
47 \( 1 + 4.65T + 47T^{2} \)
53 \( 1 - 1.13T + 53T^{2} \)
59 \( 1 + 12.0T + 59T^{2} \)
61 \( 1 + 0.0668T + 61T^{2} \)
67 \( 1 + 5.31T + 67T^{2} \)
71 \( 1 - 13.0T + 71T^{2} \)
73 \( 1 + 10.4T + 73T^{2} \)
79 \( 1 + 3.15T + 79T^{2} \)
83 \( 1 + 15.5T + 83T^{2} \)
89 \( 1 - 14.6T + 89T^{2} \)
97 \( 1 - 7.09T + 97T^{2} \)
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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

−8.670926203800526115085752237141, −7.41635269927490864994137525219, −6.77871846361134919646162177304, −6.12954389496011493067366224824, −5.25732733800074864029017734351, −4.65305621131570211265364789656, −3.70556146365714632774223741622, −3.22787676744749817767575242151, −1.71171149496521530390417611758, 0, 1.71171149496521530390417611758, 3.22787676744749817767575242151, 3.70556146365714632774223741622, 4.65305621131570211265364789656, 5.25732733800074864029017734351, 6.12954389496011493067366224824, 6.77871846361134919646162177304, 7.41635269927490864994137525219, 8.670926203800526115085752237141

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