Properties

Label 2-21e2-1.1-c7-0-109
Degree $2$
Conductor $441$
Sign $-1$
Analytic cond. $137.761$
Root an. cond. $11.7371$
Motivic weight $7$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 17.4·2-s + 175.·4-s + 74.3·5-s + 818.·8-s + 1.29e3·10-s + 1.95e3·11-s + 3.40e3·13-s − 8.15e3·16-s − 2.23e4·17-s − 4.98e4·19-s + 1.30e4·20-s + 3.40e4·22-s + 1.19e4·23-s − 7.25e4·25-s + 5.93e4·26-s − 1.62e5·29-s − 3.16e4·31-s − 2.46e5·32-s − 3.88e5·34-s + 3.74e5·37-s − 8.66e5·38-s + 6.08e4·40-s + 4.52e5·41-s + 6.52e5·43-s + 3.42e5·44-s + 2.08e5·46-s − 9.19e5·47-s + ⋯
L(s)  = 1  + 1.53·2-s + 1.36·4-s + 0.266·5-s + 0.564·8-s + 0.409·10-s + 0.443·11-s + 0.430·13-s − 0.497·16-s − 1.10·17-s − 1.66·19-s + 0.363·20-s + 0.682·22-s + 0.205·23-s − 0.929·25-s + 0.661·26-s − 1.24·29-s − 0.190·31-s − 1.33·32-s − 1.69·34-s + 1.21·37-s − 2.56·38-s + 0.150·40-s + 1.02·41-s + 1.25·43-s + 0.606·44-s + 0.315·46-s − 1.29·47-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 441 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(8-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 441 ^{s/2} \, \Gamma_{\C}(s+7/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(441\)    =    \(3^{2} \cdot 7^{2}\)
Sign: $-1$
Analytic conductor: \(137.761\)
Root analytic conductor: \(11.7371\)
Motivic weight: \(7\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 441,\ (\ :7/2),\ -1)\)

Particular Values

\(L(4)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{9}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
7 \( 1 \)
good2 \( 1 - 17.4T + 128T^{2} \)
5 \( 1 - 74.3T + 7.81e4T^{2} \)
11 \( 1 - 1.95e3T + 1.94e7T^{2} \)
13 \( 1 - 3.40e3T + 6.27e7T^{2} \)
17 \( 1 + 2.23e4T + 4.10e8T^{2} \)
19 \( 1 + 4.98e4T + 8.93e8T^{2} \)
23 \( 1 - 1.19e4T + 3.40e9T^{2} \)
29 \( 1 + 1.62e5T + 1.72e10T^{2} \)
31 \( 1 + 3.16e4T + 2.75e10T^{2} \)
37 \( 1 - 3.74e5T + 9.49e10T^{2} \)
41 \( 1 - 4.52e5T + 1.94e11T^{2} \)
43 \( 1 - 6.52e5T + 2.71e11T^{2} \)
47 \( 1 + 9.19e5T + 5.06e11T^{2} \)
53 \( 1 - 1.54e6T + 1.17e12T^{2} \)
59 \( 1 + 1.20e6T + 2.48e12T^{2} \)
61 \( 1 + 2.78e6T + 3.14e12T^{2} \)
67 \( 1 + 1.08e6T + 6.06e12T^{2} \)
71 \( 1 - 3.09e6T + 9.09e12T^{2} \)
73 \( 1 + 4.17e6T + 1.10e13T^{2} \)
79 \( 1 + 8.16e6T + 1.92e13T^{2} \)
83 \( 1 + 2.71e6T + 2.71e13T^{2} \)
89 \( 1 + 4.41e6T + 4.42e13T^{2} \)
97 \( 1 + 6.18e6T + 8.07e13T^{2} \)
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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

−9.481374482258651645430034852499, −8.643734722921897277454275415903, −7.29327871976403605540182138822, −6.25800009309190004627540825722, −5.80084227006976851980937875844, −4.43674203308665382019972889800, −3.99927391620868351419962432231, −2.68155625679211959998558455908, −1.77426562788934346177139543319, 0, 1.77426562788934346177139543319, 2.68155625679211959998558455908, 3.99927391620868351419962432231, 4.43674203308665382019972889800, 5.80084227006976851980937875844, 6.25800009309190004627540825722, 7.29327871976403605540182138822, 8.643734722921897277454275415903, 9.481374482258651645430034852499

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