Properties

Label 2-2240-1.1-c1-0-4
Degree $2$
Conductor $2240$
Sign $1$
Analytic cond. $17.8864$
Root an. cond. $4.22924$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 1.56·3-s − 5-s + 7-s − 0.561·9-s − 1.56·11-s − 3.56·13-s + 1.56·15-s + 0.438·17-s − 1.56·21-s + 25-s + 5.56·27-s − 6.68·29-s + 3.12·31-s + 2.43·33-s − 35-s + 1.12·37-s + 5.56·39-s + 2·41-s + 4·43-s + 0.561·45-s − 0.684·47-s + 49-s − 0.684·51-s − 13.1·53-s + 1.56·55-s + 6.24·59-s + 2·61-s + ⋯
L(s)  = 1  − 0.901·3-s − 0.447·5-s + 0.377·7-s − 0.187·9-s − 0.470·11-s − 0.987·13-s + 0.403·15-s + 0.106·17-s − 0.340·21-s + 0.200·25-s + 1.07·27-s − 1.24·29-s + 0.560·31-s + 0.424·33-s − 0.169·35-s + 0.184·37-s + 0.890·39-s + 0.312·41-s + 0.609·43-s + 0.0837·45-s − 0.0998·47-s + 0.142·49-s − 0.0958·51-s − 1.80·53-s + 0.210·55-s + 0.813·59-s + 0.256·61-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: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2240,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.7946018049\)
\(L(\frac12)\) \(\approx\) \(0.7946018049\)
\(L(\frac{3}{2})\) 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 \( 1 + 1.56T + 3T^{2} \)
11 \( 1 + 1.56T + 11T^{2} \)
13 \( 1 + 3.56T + 13T^{2} \)
17 \( 1 - 0.438T + 17T^{2} \)
19 \( 1 + 19T^{2} \)
23 \( 1 + 23T^{2} \)
29 \( 1 + 6.68T + 29T^{2} \)
31 \( 1 - 3.12T + 31T^{2} \)
37 \( 1 - 1.12T + 37T^{2} \)
41 \( 1 - 2T + 41T^{2} \)
43 \( 1 - 4T + 43T^{2} \)
47 \( 1 + 0.684T + 47T^{2} \)
53 \( 1 + 13.1T + 53T^{2} \)
59 \( 1 - 6.24T + 59T^{2} \)
61 \( 1 - 2T + 61T^{2} \)
67 \( 1 - 10.2T + 67T^{2} \)
71 \( 1 - 4T + 71T^{2} \)
73 \( 1 + 0.246T + 73T^{2} \)
79 \( 1 + 7.80T + 79T^{2} \)
83 \( 1 - 10.2T + 83T^{2} \)
89 \( 1 + 4.24T + 89T^{2} \)
97 \( 1 - 12.9T + 97T^{2} \)
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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

−9.049821303742649391373595156912, −8.096262004580016505674474027318, −7.53460299832476471237283423719, −6.67264519206290839108154027445, −5.77403380216881752251364300192, −5.10118796806901444798421924921, −4.42531352134838379430142830981, −3.23643208297523430129350864074, −2.15584734182179304000462146284, −0.58526933706795397978733388340, 0.58526933706795397978733388340, 2.15584734182179304000462146284, 3.23643208297523430129350864074, 4.42531352134838379430142830981, 5.10118796806901444798421924921, 5.77403380216881752251364300192, 6.67264519206290839108154027445, 7.53460299832476471237283423719, 8.096262004580016505674474027318, 9.049821303742649391373595156912

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