Properties

Label 2-880-1.1-c1-0-15
Degree $2$
Conductor $880$
Sign $-1$
Analytic cond. $7.02683$
Root an. cond. $2.65081$
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  − 3-s − 5-s + 7-s − 2·9-s + 11-s + 2·13-s + 15-s − 3·17-s + 19-s − 21-s − 6·23-s + 25-s + 5·27-s − 9·29-s − 5·31-s − 33-s − 35-s + 5·37-s − 2·39-s − 6·41-s − 8·43-s + 2·45-s − 6·47-s − 6·49-s + 3·51-s + 9·53-s − 55-s + ⋯
L(s)  = 1  − 0.577·3-s − 0.447·5-s + 0.377·7-s − 2/3·9-s + 0.301·11-s + 0.554·13-s + 0.258·15-s − 0.727·17-s + 0.229·19-s − 0.218·21-s − 1.25·23-s + 1/5·25-s + 0.962·27-s − 1.67·29-s − 0.898·31-s − 0.174·33-s − 0.169·35-s + 0.821·37-s − 0.320·39-s − 0.937·41-s − 1.21·43-s + 0.298·45-s − 0.875·47-s − 6/7·49-s + 0.420·51-s + 1.23·53-s − 0.134·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 880 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 880 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(880\)    =    \(2^{4} \cdot 5 \cdot 11\)
Sign: $-1$
Analytic conductor: \(7.02683\)
Root analytic conductor: \(2.65081\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 880,\ (\ :1/2),\ -1)\)

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 \( 1 \)
5 \( 1 + T \)
11 \( 1 - T \)
good3 \( 1 + T + p T^{2} \)
7 \( 1 - T + p T^{2} \)
13 \( 1 - 2 T + p T^{2} \)
17 \( 1 + 3 T + p T^{2} \)
19 \( 1 - T + p T^{2} \)
23 \( 1 + 6 T + p T^{2} \)
29 \( 1 + 9 T + p T^{2} \)
31 \( 1 + 5 T + p T^{2} \)
37 \( 1 - 5 T + p T^{2} \)
41 \( 1 + 6 T + p T^{2} \)
43 \( 1 + 8 T + p T^{2} \)
47 \( 1 + 6 T + p T^{2} \)
53 \( 1 - 9 T + p T^{2} \)
59 \( 1 + 6 T + p T^{2} \)
61 \( 1 - 5 T + p T^{2} \)
67 \( 1 + 8 T + p T^{2} \)
71 \( 1 - 9 T + p T^{2} \)
73 \( 1 + 10 T + p T^{2} \)
79 \( 1 + 14 T + p T^{2} \)
83 \( 1 - 6 T + p T^{2} \)
89 \( 1 + 15 T + p T^{2} \)
97 \( 1 - 8 T + p T^{2} \)
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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

−9.755174849293333018338487861010, −8.760882245212911918603642776160, −8.117642961319108642473978475084, −7.10601287556001172013851251569, −6.15105215702104870707666270277, −5.39760376933933467243261462675, −4.32911684200491106989841650193, −3.34463148493755507208703338313, −1.80534900183808451831796459613, 0, 1.80534900183808451831796459613, 3.34463148493755507208703338313, 4.32911684200491106989841650193, 5.39760376933933467243261462675, 6.15105215702104870707666270277, 7.10601287556001172013851251569, 8.117642961319108642473978475084, 8.760882245212911918603642776160, 9.755174849293333018338487861010

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