Properties

Label 2-1840-1.1-c3-0-110
Degree $2$
Conductor $1840$
Sign $-1$
Analytic cond. $108.563$
Root an. cond. $10.4193$
Motivic weight $3$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 3·3-s + 5·5-s + 2·7-s − 18·9-s + 16·11-s − 47·13-s + 15·15-s − 24·17-s + 56·19-s + 6·21-s + 23·23-s + 25·25-s − 135·27-s + 85·29-s − 67·31-s + 48·33-s + 10·35-s + 104·37-s − 141·39-s − 53·41-s + 234·43-s − 90·45-s − 285·47-s − 339·49-s − 72·51-s + 2·53-s + 80·55-s + ⋯
L(s)  = 1  + 0.577·3-s + 0.447·5-s + 0.107·7-s − 2/3·9-s + 0.438·11-s − 1.00·13-s + 0.258·15-s − 0.342·17-s + 0.676·19-s + 0.0623·21-s + 0.208·23-s + 1/5·25-s − 0.962·27-s + 0.544·29-s − 0.388·31-s + 0.253·33-s + 0.0482·35-s + 0.462·37-s − 0.578·39-s − 0.201·41-s + 0.829·43-s − 0.298·45-s − 0.884·47-s − 0.988·49-s − 0.197·51-s + 0.00518·53-s + 0.196·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1840 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1840 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1840\)    =    \(2^{4} \cdot 5 \cdot 23\)
Sign: $-1$
Analytic conductor: \(108.563\)
Root analytic conductor: \(10.4193\)
Motivic weight: \(3\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 1840,\ (\ :3/2),\ -1)\)

Particular Values

\(L(2)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{5}{2})\) 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 \( 1 - p T \)
23 \( 1 - p T \)
good3 \( 1 - p T + p^{3} T^{2} \)
7 \( 1 - 2 T + p^{3} T^{2} \)
11 \( 1 - 16 T + p^{3} T^{2} \)
13 \( 1 + 47 T + p^{3} T^{2} \)
17 \( 1 + 24 T + p^{3} T^{2} \)
19 \( 1 - 56 T + p^{3} T^{2} \)
29 \( 1 - 85 T + p^{3} T^{2} \)
31 \( 1 + 67 T + p^{3} T^{2} \)
37 \( 1 - 104 T + p^{3} T^{2} \)
41 \( 1 + 53 T + p^{3} T^{2} \)
43 \( 1 - 234 T + p^{3} T^{2} \)
47 \( 1 + 285 T + p^{3} T^{2} \)
53 \( 1 - 2 T + p^{3} T^{2} \)
59 \( 1 + 80 T + p^{3} T^{2} \)
61 \( 1 + 764 T + p^{3} T^{2} \)
67 \( 1 + 236 T + p^{3} T^{2} \)
71 \( 1 - 289 T + p^{3} T^{2} \)
73 \( 1 + 225 T + p^{3} T^{2} \)
79 \( 1 + 24 T + p^{3} T^{2} \)
83 \( 1 + 684 T + p^{3} T^{2} \)
89 \( 1 + 1370 T + p^{3} T^{2} \)
97 \( 1 + 110 T + p^{3} T^{2} \)
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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

−8.546241752656881089822429056050, −7.78796593542614565394595740067, −6.98700195429505717897886628489, −6.08201204391672153635578831869, −5.24816911562611482315936567781, −4.38071826976140807379768595914, −3.19841085895996877771240800550, −2.52086605439258235145162014515, −1.45074854160159597466073294501, 0, 1.45074854160159597466073294501, 2.52086605439258235145162014515, 3.19841085895996877771240800550, 4.38071826976140807379768595914, 5.24816911562611482315936567781, 6.08201204391672153635578831869, 6.98700195429505717897886628489, 7.78796593542614565394595740067, 8.546241752656881089822429056050

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