Properties

Label 2-1520-1.1-c1-0-30
Degree $2$
Conductor $1520$
Sign $-1$
Analytic cond. $12.1372$
Root an. cond. $3.48385$
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  + 0.732·3-s − 5-s − 2.46·9-s − 2·11-s + 2.73·13-s − 0.732·15-s + 0.535·17-s − 19-s − 5.46·23-s + 25-s − 4·27-s + 3.46·29-s − 4·31-s − 1.46·33-s − 9.66·37-s + 2·39-s + 7.46·41-s − 10.9·43-s + 2.46·45-s − 10.9·47-s − 7·49-s + 0.392·51-s + 5.66·53-s + 2·55-s − 0.732·57-s + 5.46·59-s − 13.4·61-s + ⋯
L(s)  = 1  + 0.422·3-s − 0.447·5-s − 0.821·9-s − 0.603·11-s + 0.757·13-s − 0.189·15-s + 0.129·17-s − 0.229·19-s − 1.13·23-s + 0.200·25-s − 0.769·27-s + 0.643·29-s − 0.718·31-s − 0.254·33-s − 1.58·37-s + 0.320·39-s + 1.16·41-s − 1.66·43-s + 0.367·45-s − 1.59·47-s − 49-s + 0.0549·51-s + 0.777·53-s + 0.269·55-s − 0.0969·57-s + 0.711·59-s − 1.72·61-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1520 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1520 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1520\)    =    \(2^{4} \cdot 5 \cdot 19\)
Sign: $-1$
Analytic conductor: \(12.1372\)
Root analytic conductor: \(3.48385\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 1520,\ (\ :1/2),\ -1)\)

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 \( 1 \)
5 \( 1 + T \)
19 \( 1 + T \)
good3 \( 1 - 0.732T + 3T^{2} \)
7 \( 1 + 7T^{2} \)
11 \( 1 + 2T + 11T^{2} \)
13 \( 1 - 2.73T + 13T^{2} \)
17 \( 1 - 0.535T + 17T^{2} \)
23 \( 1 + 5.46T + 23T^{2} \)
29 \( 1 - 3.46T + 29T^{2} \)
31 \( 1 + 4T + 31T^{2} \)
37 \( 1 + 9.66T + 37T^{2} \)
41 \( 1 - 7.46T + 41T^{2} \)
43 \( 1 + 10.9T + 43T^{2} \)
47 \( 1 + 10.9T + 47T^{2} \)
53 \( 1 - 5.66T + 53T^{2} \)
59 \( 1 - 5.46T + 59T^{2} \)
61 \( 1 + 13.4T + 61T^{2} \)
67 \( 1 + 6.19T + 67T^{2} \)
71 \( 1 - 2.92T + 71T^{2} \)
73 \( 1 - 10.3T + 73T^{2} \)
79 \( 1 + 12.3T + 79T^{2} \)
83 \( 1 + 1.46T + 83T^{2} \)
89 \( 1 - 3.46T + 89T^{2} \)
97 \( 1 - 1.66T + 97T^{2} \)
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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

−8.839582248298365309855643982227, −8.305123563021466750955681542974, −7.70526956241954638445114867968, −6.62366761515531442503988034032, −5.79003783707328946048839339413, −4.88300789911198665801164005072, −3.73870051374215689690157969200, −3.03868801356420318442004832131, −1.82964360229075509003421852102, 0, 1.82964360229075509003421852102, 3.03868801356420318442004832131, 3.73870051374215689690157969200, 4.88300789911198665801164005072, 5.79003783707328946048839339413, 6.62366761515531442503988034032, 7.70526956241954638445114867968, 8.305123563021466750955681542974, 8.839582248298365309855643982227

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