Properties

Label 2-32490-1.1-c1-0-20
Degree $2$
Conductor $32490$
Sign $-1$
Analytic cond. $259.433$
Root an. cond. $16.1069$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2-s + 4-s + 5-s − 4·7-s − 8-s − 10-s − 6·11-s + 4·13-s + 4·14-s + 16-s − 6·17-s + 20-s + 6·22-s − 6·23-s + 25-s − 4·26-s − 4·28-s + 2·29-s − 32-s + 6·34-s − 4·35-s + 8·37-s − 40-s + 10·41-s − 4·43-s − 6·44-s + 6·46-s + ⋯
L(s)  = 1  − 0.707·2-s + 1/2·4-s + 0.447·5-s − 1.51·7-s − 0.353·8-s − 0.316·10-s − 1.80·11-s + 1.10·13-s + 1.06·14-s + 1/4·16-s − 1.45·17-s + 0.223·20-s + 1.27·22-s − 1.25·23-s + 1/5·25-s − 0.784·26-s − 0.755·28-s + 0.371·29-s − 0.176·32-s + 1.02·34-s − 0.676·35-s + 1.31·37-s − 0.158·40-s + 1.56·41-s − 0.609·43-s − 0.904·44-s + 0.884·46-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 32490 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 32490 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(32490\)    =    \(2 \cdot 3^{2} \cdot 5 \cdot 19^{2}\)
Sign: $-1$
Analytic conductor: \(259.433\)
Root analytic conductor: \(16.1069\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 32490,\ (\ :1/2),\ -1)\)

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 \( 1 + T \)
3 \( 1 \)
5 \( 1 - T \)
19 \( 1 \)
good7 \( 1 + 4 T + p T^{2} \)
11 \( 1 + 6 T + p T^{2} \)
13 \( 1 - 4 T + p T^{2} \)
17 \( 1 + 6 T + p T^{2} \)
23 \( 1 + 6 T + p T^{2} \)
29 \( 1 - 2 T + p T^{2} \)
31 \( 1 + p T^{2} \)
37 \( 1 - 8 T + p T^{2} \)
41 \( 1 - 10 T + p T^{2} \)
43 \( 1 + 4 T + p T^{2} \)
47 \( 1 - 2 T + p T^{2} \)
53 \( 1 - 10 T + p T^{2} \)
59 \( 1 + 12 T + p T^{2} \)
61 \( 1 - 2 T + p T^{2} \)
67 \( 1 - 8 T + p T^{2} \)
71 \( 1 + p T^{2} \)
73 \( 1 + 6 T + p T^{2} \)
79 \( 1 + 4 T + p T^{2} \)
83 \( 1 + 2 T + p T^{2} \)
89 \( 1 + 14 T + p T^{2} \)
97 \( 1 + 12 T + p T^{2} \)
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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

−15.61777399078217, −15.07168366369945, −14.07128891714491, −13.56228126916050, −13.18816123852733, −12.75275514775079, −12.28988986333547, −11.25741600202732, −11.01558693260671, −10.34657941128534, −9.931578611235143, −9.530819370149893, −8.751758291524528, −8.447349710252230, −7.695303224000822, −7.142956461807685, −6.418109441359361, −6.005858199418084, −5.630294253453631, −4.574382986466275, −3.930024088031116, −3.020318287904218, −2.583993912786845, −1.965306754536642, −0.7486486953061625, 0, 0.7486486953061625, 1.965306754536642, 2.583993912786845, 3.020318287904218, 3.930024088031116, 4.574382986466275, 5.630294253453631, 6.005858199418084, 6.418109441359361, 7.142956461807685, 7.695303224000822, 8.447349710252230, 8.751758291524528, 9.530819370149893, 9.931578611235143, 10.34657941128534, 11.01558693260671, 11.25741600202732, 12.28988986333547, 12.75275514775079, 13.18816123852733, 13.56228126916050, 14.07128891714491, 15.07168366369945, 15.61777399078217

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