Properties

Label 2-1620-1.1-c3-0-46
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 + 22.4·7-s − 56.5·11-s + 43.5·13-s − 34.9·17-s + 77.1·19-s − 122.·23-s + 25·25-s − 273.·29-s − 297.·31-s + 112.·35-s − 267.·37-s + 181.·41-s + 369.·43-s + 112.·47-s + 159.·49-s + 23.1·53-s − 282.·55-s − 279.·59-s − 392.·61-s + 217.·65-s + 394.·67-s − 973.·71-s − 760.·73-s − 1.26e3·77-s − 831.·79-s + 519.·83-s + ⋯
L(s)  = 1  + 0.447·5-s + 1.21·7-s − 1.54·11-s + 0.929·13-s − 0.499·17-s + 0.931·19-s − 1.11·23-s + 0.200·25-s − 1.74·29-s − 1.72·31-s + 0.541·35-s − 1.19·37-s + 0.689·41-s + 1.31·43-s + 0.349·47-s + 0.466·49-s + 0.0599·53-s − 0.692·55-s − 0.616·59-s − 0.824·61-s + 0.415·65-s + 0.719·67-s − 1.62·71-s − 1.21·73-s − 1.87·77-s − 1.18·79-s + 0.687·83-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 \( 1 - 22.4T + 343T^{2} \)
11 \( 1 + 56.5T + 1.33e3T^{2} \)
13 \( 1 - 43.5T + 2.19e3T^{2} \)
17 \( 1 + 34.9T + 4.91e3T^{2} \)
19 \( 1 - 77.1T + 6.85e3T^{2} \)
23 \( 1 + 122.T + 1.21e4T^{2} \)
29 \( 1 + 273.T + 2.43e4T^{2} \)
31 \( 1 + 297.T + 2.97e4T^{2} \)
37 \( 1 + 267.T + 5.06e4T^{2} \)
41 \( 1 - 181.T + 6.89e4T^{2} \)
43 \( 1 - 369.T + 7.95e4T^{2} \)
47 \( 1 - 112.T + 1.03e5T^{2} \)
53 \( 1 - 23.1T + 1.48e5T^{2} \)
59 \( 1 + 279.T + 2.05e5T^{2} \)
61 \( 1 + 392.T + 2.26e5T^{2} \)
67 \( 1 - 394.T + 3.00e5T^{2} \)
71 \( 1 + 973.T + 3.57e5T^{2} \)
73 \( 1 + 760.T + 3.89e5T^{2} \)
79 \( 1 + 831.T + 4.93e5T^{2} \)
83 \( 1 - 519.T + 5.71e5T^{2} \)
89 \( 1 - 1.18e3T + 7.04e5T^{2} \)
97 \( 1 + 839.T + 9.12e5T^{2} \)
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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

−8.648563033239192201794497950159, −7.69890093566613218375248679350, −7.37125201401777774758032679149, −5.82378265805412900538457831919, −5.52741817404935715709827462372, −4.54788729769674953789466895758, −3.50032888442676774938496527174, −2.25536407008940995601195610378, −1.51649404831975324363449201515, 0, 1.51649404831975324363449201515, 2.25536407008940995601195610378, 3.50032888442676774938496527174, 4.54788729769674953789466895758, 5.52741817404935715709827462372, 5.82378265805412900538457831919, 7.37125201401777774758032679149, 7.69890093566613218375248679350, 8.648563033239192201794497950159

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