Properties

Label 2-1620-1.1-c3-0-32
Degree $2$
Conductor $1620$
Sign $-1$
Analytic cond. $95.5830$
Root an. cond. $9.77666$
Motivic weight $3$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 5·5-s − 5.78·7-s − 11.2·11-s + 39.4·13-s − 19.6·17-s − 102.·19-s + 175.·23-s + 25·25-s + 64.6·29-s + 193.·31-s + 28.9·35-s − 261.·37-s + 207.·41-s + 41.1·43-s − 577.·47-s − 309.·49-s + 322.·53-s + 56.2·55-s − 188.·59-s + 225.·61-s − 197.·65-s + 419.·67-s + 361.·71-s − 779.·73-s + 65.0·77-s + 696.·79-s − 333.·83-s + ⋯
L(s)  = 1  − 0.447·5-s − 0.312·7-s − 0.308·11-s + 0.841·13-s − 0.280·17-s − 1.23·19-s + 1.59·23-s + 0.200·25-s + 0.413·29-s + 1.12·31-s + 0.139·35-s − 1.16·37-s + 0.791·41-s + 0.146·43-s − 1.79·47-s − 0.902·49-s + 0.834·53-s + 0.137·55-s − 0.415·59-s + 0.472·61-s − 0.376·65-s + 0.765·67-s + 0.603·71-s − 1.24·73-s + 0.0963·77-s + 0.992·79-s − 0.440·83-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1620 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1620 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1620\)    =    \(2^{2} \cdot 3^{4} \cdot 5\)
Sign: $-1$
Analytic conductor: \(95.5830\)
Root analytic conductor: \(9.77666\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 1620,\ (\ :3/2),\ -1)\)

Particular Values

\(L(2)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 \)
5 \( 1 + 5T \)
good7 \( 1 + 5.78T + 343T^{2} \)
11 \( 1 + 11.2T + 1.33e3T^{2} \)
13 \( 1 - 39.4T + 2.19e3T^{2} \)
17 \( 1 + 19.6T + 4.91e3T^{2} \)
19 \( 1 + 102.T + 6.85e3T^{2} \)
23 \( 1 - 175.T + 1.21e4T^{2} \)
29 \( 1 - 64.6T + 2.43e4T^{2} \)
31 \( 1 - 193.T + 2.97e4T^{2} \)
37 \( 1 + 261.T + 5.06e4T^{2} \)
41 \( 1 - 207.T + 6.89e4T^{2} \)
43 \( 1 - 41.1T + 7.95e4T^{2} \)
47 \( 1 + 577.T + 1.03e5T^{2} \)
53 \( 1 - 322.T + 1.48e5T^{2} \)
59 \( 1 + 188.T + 2.05e5T^{2} \)
61 \( 1 - 225.T + 2.26e5T^{2} \)
67 \( 1 - 419.T + 3.00e5T^{2} \)
71 \( 1 - 361.T + 3.57e5T^{2} \)
73 \( 1 + 779.T + 3.89e5T^{2} \)
79 \( 1 - 696.T + 4.93e5T^{2} \)
83 \( 1 + 333.T + 5.71e5T^{2} \)
89 \( 1 - 570.T + 7.04e5T^{2} \)
97 \( 1 + 1.10e3T + 9.12e5T^{2} \)
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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

−8.555366445367337368862613311433, −8.013033379517940619568849284322, −6.84031853319661582191064652606, −6.42920581960690890731523051115, −5.26219922193264219386453080850, −4.42347979953235416062858161561, −3.48488893833550697740366247539, −2.57614173642341099524835242336, −1.21969479720073019610200614633, 0, 1.21969479720073019610200614633, 2.57614173642341099524835242336, 3.48488893833550697740366247539, 4.42347979953235416062858161561, 5.26219922193264219386453080850, 6.42920581960690890731523051115, 6.84031853319661582191064652606, 8.013033379517940619568849284322, 8.555366445367337368862613311433

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