Properties

Label 2-1620-1.1-c3-0-43
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 + 0.584·7-s + 11.9·11-s + 53.7·13-s − 52.2·17-s − 144.·19-s + 54.8·23-s + 25·25-s − 201.·29-s − 217.·31-s + 2.92·35-s + 318.·37-s − 375.·41-s − 38.1·43-s + 457.·47-s − 342.·49-s − 356.·53-s + 59.6·55-s + 541.·59-s − 410.·61-s + 268.·65-s + 362.·67-s + 175.·71-s − 105.·73-s + 6.97·77-s + 357.·79-s − 1.18e3·83-s + ⋯
L(s)  = 1  + 0.447·5-s + 0.0315·7-s + 0.326·11-s + 1.14·13-s − 0.745·17-s − 1.74·19-s + 0.497·23-s + 0.200·25-s − 1.28·29-s − 1.25·31-s + 0.0141·35-s + 1.41·37-s − 1.43·41-s − 0.135·43-s + 1.41·47-s − 0.999·49-s − 0.924·53-s + 0.146·55-s + 1.19·59-s − 0.861·61-s + 0.513·65-s + 0.660·67-s + 0.293·71-s − 0.169·73-s + 0.0103·77-s + 0.509·79-s − 1.56·83-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 \( 1 - 0.584T + 343T^{2} \)
11 \( 1 - 11.9T + 1.33e3T^{2} \)
13 \( 1 - 53.7T + 2.19e3T^{2} \)
17 \( 1 + 52.2T + 4.91e3T^{2} \)
19 \( 1 + 144.T + 6.85e3T^{2} \)
23 \( 1 - 54.8T + 1.21e4T^{2} \)
29 \( 1 + 201.T + 2.43e4T^{2} \)
31 \( 1 + 217.T + 2.97e4T^{2} \)
37 \( 1 - 318.T + 5.06e4T^{2} \)
41 \( 1 + 375.T + 6.89e4T^{2} \)
43 \( 1 + 38.1T + 7.95e4T^{2} \)
47 \( 1 - 457.T + 1.03e5T^{2} \)
53 \( 1 + 356.T + 1.48e5T^{2} \)
59 \( 1 - 541.T + 2.05e5T^{2} \)
61 \( 1 + 410.T + 2.26e5T^{2} \)
67 \( 1 - 362.T + 3.00e5T^{2} \)
71 \( 1 - 175.T + 3.57e5T^{2} \)
73 \( 1 + 105.T + 3.89e5T^{2} \)
79 \( 1 - 357.T + 4.93e5T^{2} \)
83 \( 1 + 1.18e3T + 5.71e5T^{2} \)
89 \( 1 + 64.1T + 7.04e5T^{2} \)
97 \( 1 - 1.09e3T + 9.12e5T^{2} \)
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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

−8.798786752123830243128795355723, −7.939085658021306464485787171191, −6.83529867218967707728230162285, −6.27092382317776365312001202884, −5.44675834249377780361988017453, −4.34742028435247358791071457353, −3.60265505894345371897632935237, −2.31376965101365926100797013728, −1.44309333798384301998750169943, 0, 1.44309333798384301998750169943, 2.31376965101365926100797013728, 3.60265505894345371897632935237, 4.34742028435247358791071457353, 5.44675834249377780361988017453, 6.27092382317776365312001202884, 6.83529867218967707728230162285, 7.939085658021306464485787171191, 8.798786752123830243128795355723

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