Properties

Label 2-2445-1.1-c1-0-103
Degree $2$
Conductor $2445$
Sign $-1$
Analytic cond. $19.5234$
Root an. cond. $4.41853$
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  + 2.08·2-s + 3-s + 2.32·4-s − 5-s + 2.08·6-s − 4.12·7-s + 0.680·8-s + 9-s − 2.08·10-s + 0.803·11-s + 2.32·12-s − 3.58·13-s − 8.57·14-s − 15-s − 3.23·16-s − 4.24·17-s + 2.08·18-s − 2.93·19-s − 2.32·20-s − 4.12·21-s + 1.67·22-s + 8.73·23-s + 0.680·24-s + 25-s − 7.46·26-s + 27-s − 9.58·28-s + ⋯
L(s)  = 1  + 1.47·2-s + 0.577·3-s + 1.16·4-s − 0.447·5-s + 0.849·6-s − 1.55·7-s + 0.240·8-s + 0.333·9-s − 0.657·10-s + 0.242·11-s + 0.671·12-s − 0.994·13-s − 2.29·14-s − 0.258·15-s − 0.809·16-s − 1.03·17-s + 0.490·18-s − 0.672·19-s − 0.520·20-s − 0.899·21-s + 0.356·22-s + 1.82·23-s + 0.138·24-s + 0.200·25-s − 1.46·26-s + 0.192·27-s − 1.81·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2445 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2445 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2445\)    =    \(3 \cdot 5 \cdot 163\)
Sign: $-1$
Analytic conductor: \(19.5234\)
Root analytic conductor: \(4.41853\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 2445,\ (\ :1/2),\ -1)\)

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 \( 1 + T \)
163 \( 1 - T \)
good2 \( 1 - 2.08T + 2T^{2} \)
7 \( 1 + 4.12T + 7T^{2} \)
11 \( 1 - 0.803T + 11T^{2} \)
13 \( 1 + 3.58T + 13T^{2} \)
17 \( 1 + 4.24T + 17T^{2} \)
19 \( 1 + 2.93T + 19T^{2} \)
23 \( 1 - 8.73T + 23T^{2} \)
29 \( 1 - 1.04T + 29T^{2} \)
31 \( 1 + 0.578T + 31T^{2} \)
37 \( 1 + 7.28T + 37T^{2} \)
41 \( 1 + 8.20T + 41T^{2} \)
43 \( 1 + 8.86T + 43T^{2} \)
47 \( 1 - 3.41T + 47T^{2} \)
53 \( 1 - 0.191T + 53T^{2} \)
59 \( 1 + 7.66T + 59T^{2} \)
61 \( 1 + 14.8T + 61T^{2} \)
67 \( 1 - 0.177T + 67T^{2} \)
71 \( 1 - 8.02T + 71T^{2} \)
73 \( 1 - 3.89T + 73T^{2} \)
79 \( 1 - 4.26T + 79T^{2} \)
83 \( 1 - 6.03T + 83T^{2} \)
89 \( 1 - 3.37T + 89T^{2} \)
97 \( 1 - 11.0T + 97T^{2} \)
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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

−8.802735813500576689700060008757, −7.43048999253574531344314546377, −6.71013991600190812145841228040, −6.40658501740859662966140529325, −5.09975553388073672561447770522, −4.55728489596418939634596332749, −3.49832423615567021893694086300, −3.14372017989644283499245768625, −2.18896185571363472583144856218, 0, 2.18896185571363472583144856218, 3.14372017989644283499245768625, 3.49832423615567021893694086300, 4.55728489596418939634596332749, 5.09975553388073672561447770522, 6.40658501740859662966140529325, 6.71013991600190812145841228040, 7.43048999253574531344314546377, 8.802735813500576689700060008757

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