Properties

Label 2-2240-1.1-c1-0-45
Degree $2$
Conductor $2240$
Sign $-1$
Analytic cond. $17.8864$
Root an. cond. $4.22924$
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 − 3·13-s + 15-s − 7·17-s − 4·19-s + 21-s + 25-s − 5·27-s + 5·29-s − 10·31-s − 33-s + 35-s + 4·37-s − 3·39-s − 10·41-s − 8·43-s − 2·45-s − 47-s + 49-s − 7·51-s + 4·53-s − 55-s − 4·57-s + ⋯
L(s)  = 1  + 0.577·3-s + 0.447·5-s + 0.377·7-s − 2/3·9-s − 0.301·11-s − 0.832·13-s + 0.258·15-s − 1.69·17-s − 0.917·19-s + 0.218·21-s + 1/5·25-s − 0.962·27-s + 0.928·29-s − 1.79·31-s − 0.174·33-s + 0.169·35-s + 0.657·37-s − 0.480·39-s − 1.56·41-s − 1.21·43-s − 0.298·45-s − 0.145·47-s + 1/7·49-s − 0.980·51-s + 0.549·53-s − 0.134·55-s − 0.529·57-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2240 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2240 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2240\)    =    \(2^{6} \cdot 5 \cdot 7\)
Sign: $-1$
Analytic conductor: \(17.8864\)
Root analytic conductor: \(4.22924\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 2240,\ (\ :1/2),\ -1)\)

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 \( 1 - T \)
7 \( 1 - T \)
good3 \( 1 - T + p T^{2} \)
11 \( 1 + T + p T^{2} \)
13 \( 1 + 3 T + p T^{2} \)
17 \( 1 + 7 T + p T^{2} \)
19 \( 1 + 4 T + p T^{2} \)
23 \( 1 + p T^{2} \)
29 \( 1 - 5 T + p T^{2} \)
31 \( 1 + 10 T + p T^{2} \)
37 \( 1 - 4 T + p T^{2} \)
41 \( 1 + 10 T + p T^{2} \)
43 \( 1 + 8 T + p T^{2} \)
47 \( 1 + T + p T^{2} \)
53 \( 1 - 4 T + p T^{2} \)
59 \( 1 + p T^{2} \)
61 \( 1 - 10 T + p T^{2} \)
67 \( 1 - 12 T + p T^{2} \)
71 \( 1 + 12 T + p T^{2} \)
73 \( 1 + 2 T + p T^{2} \)
79 \( 1 - 11 T + p T^{2} \)
83 \( 1 - 8 T + p T^{2} \)
89 \( 1 - 6 T + p T^{2} \)
97 \( 1 - T + p T^{2} \)
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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

−8.639456316354476694777587733845, −8.104679720080109906799760284468, −7.06608069366751330225790729435, −6.41431247287156085272323062237, −5.36258448771602519545392045104, −4.70113364895293587121399603419, −3.63549293213066042903711311323, −2.48736890877603444695623327949, −1.98412949594119423485226874073, 0, 1.98412949594119423485226874073, 2.48736890877603444695623327949, 3.63549293213066042903711311323, 4.70113364895293587121399603419, 5.36258448771602519545392045104, 6.41431247287156085272323062237, 7.06608069366751330225790729435, 8.104679720080109906799760284468, 8.639456316354476694777587733845

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