Properties

Label 2-1520-1.1-c1-0-6
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 $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2.32·3-s + 5-s + 1.39·7-s + 2.39·9-s + 4.32·13-s − 2.32·15-s + 0.601·17-s − 19-s − 3.24·21-s − 6.04·23-s + 25-s + 1.39·27-s + 4.60·29-s − 2.79·31-s + 1.39·35-s + 1.07·37-s − 10.0·39-s − 5.44·41-s + 8.64·43-s + 2.39·45-s + 1.85·47-s − 5.04·49-s − 1.39·51-s − 3.11·53-s + 2.32·57-s + 6.69·59-s − 2.64·61-s + ⋯
L(s)  = 1  − 1.34·3-s + 0.447·5-s + 0.528·7-s + 0.799·9-s + 1.19·13-s − 0.599·15-s + 0.145·17-s − 0.229·19-s − 0.708·21-s − 1.26·23-s + 0.200·25-s + 0.269·27-s + 0.854·29-s − 0.502·31-s + 0.236·35-s + 0.176·37-s − 1.60·39-s − 0.850·41-s + 1.31·43-s + 0.357·45-s + 0.269·47-s − 0.720·49-s − 0.195·51-s − 0.428·53-s + 0.307·57-s + 0.871·59-s − 0.338·61-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: \(0\)
Selberg data: \((2,\ 1520,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.214665157\)
\(L(\frac12)\) \(\approx\) \(1.214665157\)
\(L(\frac{3}{2})\) 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 \( 1 + 2.32T + 3T^{2} \)
7 \( 1 - 1.39T + 7T^{2} \)
11 \( 1 + 11T^{2} \)
13 \( 1 - 4.32T + 13T^{2} \)
17 \( 1 - 0.601T + 17T^{2} \)
23 \( 1 + 6.04T + 23T^{2} \)
29 \( 1 - 4.60T + 29T^{2} \)
31 \( 1 + 2.79T + 31T^{2} \)
37 \( 1 - 1.07T + 37T^{2} \)
41 \( 1 + 5.44T + 41T^{2} \)
43 \( 1 - 8.64T + 43T^{2} \)
47 \( 1 - 1.85T + 47T^{2} \)
53 \( 1 + 3.11T + 53T^{2} \)
59 \( 1 - 6.69T + 59T^{2} \)
61 \( 1 + 2.64T + 61T^{2} \)
67 \( 1 - 14.4T + 67T^{2} \)
71 \( 1 - 5.59T + 71T^{2} \)
73 \( 1 - 12.6T + 73T^{2} \)
79 \( 1 - 4.64T + 79T^{2} \)
83 \( 1 - 1.20T + 83T^{2} \)
89 \( 1 - 9.44T + 89T^{2} \)
97 \( 1 - 4.51T + 97T^{2} \)
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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

−9.641954571447120098561244290398, −8.608736615591084490492559729062, −7.907383327387767197198710348340, −6.70313351124936683446670931635, −6.14235486214750531307888602846, −5.46480609328795584388998748613, −4.65917345370058172650245295272, −3.63028567603728988654050298155, −2.06081549124745001629732123672, −0.861758686219750748911599781021, 0.861758686219750748911599781021, 2.06081549124745001629732123672, 3.63028567603728988654050298155, 4.65917345370058172650245295272, 5.46480609328795584388998748613, 6.14235486214750531307888602846, 6.70313351124936683446670931635, 7.907383327387767197198710348340, 8.608736615591084490492559729062, 9.641954571447120098561244290398

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