Properties

Label 2-21e2-1.1-c5-0-71
Degree $2$
Conductor $441$
Sign $-1$
Analytic cond. $70.7292$
Root an. cond. $8.41006$
Motivic weight $5$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 6·2-s + 4·4-s + 6·5-s − 168·8-s + 36·10-s + 564·11-s − 638·13-s − 1.13e3·16-s + 882·17-s + 556·19-s + 24·20-s + 3.38e3·22-s + 840·23-s − 3.08e3·25-s − 3.82e3·26-s − 4.63e3·29-s − 4.40e3·31-s − 1.44e3·32-s + 5.29e3·34-s − 2.41e3·37-s + 3.33e3·38-s − 1.00e3·40-s − 6.87e3·41-s + 9.64e3·43-s + 2.25e3·44-s + 5.04e3·46-s − 1.86e4·47-s + ⋯
L(s)  = 1  + 1.06·2-s + 1/8·4-s + 0.107·5-s − 0.928·8-s + 0.113·10-s + 1.40·11-s − 1.04·13-s − 1.10·16-s + 0.740·17-s + 0.353·19-s + 0.0134·20-s + 1.49·22-s + 0.331·23-s − 0.988·25-s − 1.11·26-s − 1.02·29-s − 0.822·31-s − 0.248·32-s + 0.785·34-s − 0.289·37-s + 0.374·38-s − 0.0996·40-s − 0.638·41-s + 0.795·43-s + 0.175·44-s + 0.351·46-s − 1.23·47-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 441 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(6-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 441 ^{s/2} \, \Gamma_{\C}(s+5/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(441\)    =    \(3^{2} \cdot 7^{2}\)
Sign: $-1$
Analytic conductor: \(70.7292\)
Root analytic conductor: \(8.41006\)
Motivic weight: \(5\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 441,\ (\ :5/2),\ -1)\)

Particular Values

\(L(3)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{7}{2})\) 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 \( 1 - 3 p T + p^{5} T^{2} \)
5 \( 1 - 6 T + p^{5} T^{2} \)
11 \( 1 - 564 T + p^{5} T^{2} \)
13 \( 1 + 638 T + p^{5} T^{2} \)
17 \( 1 - 882 T + p^{5} T^{2} \)
19 \( 1 - 556 T + p^{5} T^{2} \)
23 \( 1 - 840 T + p^{5} T^{2} \)
29 \( 1 + 4638 T + p^{5} T^{2} \)
31 \( 1 + 4400 T + p^{5} T^{2} \)
37 \( 1 + 2410 T + p^{5} T^{2} \)
41 \( 1 + 6870 T + p^{5} T^{2} \)
43 \( 1 - 9644 T + p^{5} T^{2} \)
47 \( 1 + 18672 T + p^{5} T^{2} \)
53 \( 1 + 33750 T + p^{5} T^{2} \)
59 \( 1 + 18084 T + p^{5} T^{2} \)
61 \( 1 + 39758 T + p^{5} T^{2} \)
67 \( 1 + 23068 T + p^{5} T^{2} \)
71 \( 1 - 4248 T + p^{5} T^{2} \)
73 \( 1 - 41110 T + p^{5} T^{2} \)
79 \( 1 - 21920 T + p^{5} T^{2} \)
83 \( 1 - 82452 T + p^{5} T^{2} \)
89 \( 1 + 94086 T + p^{5} T^{2} \)
97 \( 1 + 49442 T + p^{5} T^{2} \)
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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

−9.558297844879735044680238720556, −9.313085093212430613792908526044, −7.88854648130614573677907974130, −6.82162029569779115809225730085, −5.86190432912832278467750214709, −4.99686528036810143531970372324, −3.98514492916380631155184834014, −3.13615961573469705053921326562, −1.65880678231076976581179004604, 0, 1.65880678231076976581179004604, 3.13615961573469705053921326562, 3.98514492916380631155184834014, 4.99686528036810143531970372324, 5.86190432912832278467750214709, 6.82162029569779115809225730085, 7.88854648130614573677907974130, 9.313085093212430613792908526044, 9.558297844879735044680238720556

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