Properties

Label 2-920-1.1-c1-0-7
Degree $2$
Conductor $920$
Sign $1$
Analytic cond. $7.34623$
Root an. cond. $2.71039$
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  − 1.93·3-s + 5-s + 4.93·7-s + 0.745·9-s + 0.745·11-s + 1.74·13-s − 1.93·15-s − 6.10·17-s + 5.44·19-s − 9.55·21-s − 23-s + 25-s + 4.36·27-s − 1.66·29-s − 1.61·31-s − 1.44·33-s + 4.93·35-s + 4.34·37-s − 3.37·39-s − 6.95·41-s + 5.01·43-s + 0.745·45-s + 2.68·47-s + 17.3·49-s + 11.8·51-s + 13.7·53-s + 0.745·55-s + ⋯
L(s)  = 1  − 1.11·3-s + 0.447·5-s + 1.86·7-s + 0.248·9-s + 0.224·11-s + 0.484·13-s − 0.499·15-s − 1.48·17-s + 1.24·19-s − 2.08·21-s − 0.208·23-s + 0.200·25-s + 0.839·27-s − 0.309·29-s − 0.290·31-s − 0.251·33-s + 0.834·35-s + 0.714·37-s − 0.541·39-s − 1.08·41-s + 0.764·43-s + 0.111·45-s + 0.391·47-s + 2.47·49-s + 1.65·51-s + 1.88·53-s + 0.100·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 920 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 920 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(920\)    =    \(2^{3} \cdot 5 \cdot 23\)
Sign: $1$
Analytic conductor: \(7.34623\)
Root analytic conductor: \(2.71039\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 920,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.430510617\)
\(L(\frac12)\) \(\approx\) \(1.430510617\)
\(L(\frac{3}{2})\) 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 \( 1 - T \)
23 \( 1 + T \)
good3 \( 1 + 1.93T + 3T^{2} \)
7 \( 1 - 4.93T + 7T^{2} \)
11 \( 1 - 0.745T + 11T^{2} \)
13 \( 1 - 1.74T + 13T^{2} \)
17 \( 1 + 6.10T + 17T^{2} \)
19 \( 1 - 5.44T + 19T^{2} \)
29 \( 1 + 1.66T + 29T^{2} \)
31 \( 1 + 1.61T + 31T^{2} \)
37 \( 1 - 4.34T + 37T^{2} \)
41 \( 1 + 6.95T + 41T^{2} \)
43 \( 1 - 5.01T + 43T^{2} \)
47 \( 1 - 2.68T + 47T^{2} \)
53 \( 1 - 13.7T + 53T^{2} \)
59 \( 1 - 12.2T + 59T^{2} \)
61 \( 1 + 13.9T + 61T^{2} \)
67 \( 1 - 13.1T + 67T^{2} \)
71 \( 1 + 9.67T + 71T^{2} \)
73 \( 1 - 5.69T + 73T^{2} \)
79 \( 1 - 10.3T + 79T^{2} \)
83 \( 1 - 0.637T + 83T^{2} \)
89 \( 1 - 2.72T + 89T^{2} \)
97 \( 1 - 7.12T + 97T^{2} \)
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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

−10.41834283509919985036249569107, −9.169271396040978223635837419336, −8.453733484457412234816126566720, −7.47847645189270186122249680242, −6.52533072433268382376182278651, −5.55072469656105430894790900652, −5.03608958648837442145271889558, −4.08597009696423109799559802424, −2.26003742420710416231909558645, −1.08525252440329187717439648106, 1.08525252440329187717439648106, 2.26003742420710416231909558645, 4.08597009696423109799559802424, 5.03608958648837442145271889558, 5.55072469656105430894790900652, 6.52533072433268382376182278651, 7.47847645189270186122249680242, 8.453733484457412234816126566720, 9.169271396040978223635837419336, 10.41834283509919985036249569107

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