Properties

Label 2-1840-1.1-c3-0-125
Degree $2$
Conductor $1840$
Sign $-1$
Analytic cond. $108.563$
Root an. cond. $10.4193$
Motivic weight $3$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 9.09·3-s − 5·5-s − 6.08·7-s + 55.6·9-s − 23.3·11-s + 37.3·13-s − 45.4·15-s − 91.4·17-s + 4.18·19-s − 55.3·21-s − 23·23-s + 25·25-s + 260.·27-s − 251.·29-s − 305.·31-s − 212.·33-s + 30.4·35-s + 262.·37-s + 339.·39-s − 288.·41-s + 377.·43-s − 278.·45-s − 463.·47-s − 305.·49-s − 831.·51-s − 581.·53-s + 116.·55-s + ⋯
L(s)  = 1  + 1.74·3-s − 0.447·5-s − 0.328·7-s + 2.06·9-s − 0.641·11-s + 0.795·13-s − 0.782·15-s − 1.30·17-s + 0.0505·19-s − 0.575·21-s − 0.208·23-s + 0.200·25-s + 1.85·27-s − 1.60·29-s − 1.77·31-s − 1.12·33-s + 0.147·35-s + 1.16·37-s + 1.39·39-s − 1.10·41-s + 1.33·43-s − 0.922·45-s − 1.43·47-s − 0.891·49-s − 2.28·51-s − 1.50·53-s + 0.286·55-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: no
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 \( 1 + 5T \)
23 \( 1 + 23T \)
good3 \( 1 - 9.09T + 27T^{2} \)
7 \( 1 + 6.08T + 343T^{2} \)
11 \( 1 + 23.3T + 1.33e3T^{2} \)
13 \( 1 - 37.3T + 2.19e3T^{2} \)
17 \( 1 + 91.4T + 4.91e3T^{2} \)
19 \( 1 - 4.18T + 6.85e3T^{2} \)
29 \( 1 + 251.T + 2.43e4T^{2} \)
31 \( 1 + 305.T + 2.97e4T^{2} \)
37 \( 1 - 262.T + 5.06e4T^{2} \)
41 \( 1 + 288.T + 6.89e4T^{2} \)
43 \( 1 - 377.T + 7.95e4T^{2} \)
47 \( 1 + 463.T + 1.03e5T^{2} \)
53 \( 1 + 581.T + 1.48e5T^{2} \)
59 \( 1 - 58.8T + 2.05e5T^{2} \)
61 \( 1 + 45.6T + 2.26e5T^{2} \)
67 \( 1 - 772.T + 3.00e5T^{2} \)
71 \( 1 - 16.4T + 3.57e5T^{2} \)
73 \( 1 - 664.T + 3.89e5T^{2} \)
79 \( 1 - 1.13e3T + 4.93e5T^{2} \)
83 \( 1 - 187.T + 5.71e5T^{2} \)
89 \( 1 + 730.T + 7.04e5T^{2} \)
97 \( 1 + 212.T + 9.12e5T^{2} \)
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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

−8.399299816516183361196296724248, −7.927218512807174153064931114343, −7.18914010769166381173708703186, −6.31972711134057051895582259280, −5.03262362698262697409242249304, −3.93223586483696102654833428881, −3.48610575703025568205920044183, −2.47852060462931263075991599772, −1.67028228349539981585991990580, 0, 1.67028228349539981585991990580, 2.47852060462931263075991599772, 3.48610575703025568205920044183, 3.93223586483696102654833428881, 5.03262362698262697409242249304, 6.31972711134057051895582259280, 7.18914010769166381173708703186, 7.927218512807174153064931114343, 8.399299816516183361196296724248

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