Properties

Label 2-1840-1.1-c3-0-44
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  − 8.72·3-s − 5·5-s − 28.9·7-s + 49.1·9-s − 6.25·11-s + 20.5·13-s + 43.6·15-s − 90.6·17-s − 100.·19-s + 252.·21-s + 23·23-s + 25·25-s − 193.·27-s + 95.0·29-s − 156.·31-s + 54.6·33-s + 144.·35-s − 25.0·37-s − 179.·39-s + 329.·41-s + 62.2·43-s − 245.·45-s + 356.·47-s + 492.·49-s + 791.·51-s − 465.·53-s + 31.2·55-s + ⋯
L(s)  = 1  − 1.67·3-s − 0.447·5-s − 1.56·7-s + 1.82·9-s − 0.171·11-s + 0.438·13-s + 0.751·15-s − 1.29·17-s − 1.21·19-s + 2.62·21-s + 0.208·23-s + 0.200·25-s − 1.37·27-s + 0.608·29-s − 0.906·31-s + 0.288·33-s + 0.697·35-s − 0.111·37-s − 0.736·39-s + 1.25·41-s + 0.220·43-s − 0.814·45-s + 1.10·47-s + 1.43·49-s + 2.17·51-s − 1.20·53-s + 0.0767·55-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 \( 1 + 8.72T + 27T^{2} \)
7 \( 1 + 28.9T + 343T^{2} \)
11 \( 1 + 6.25T + 1.33e3T^{2} \)
13 \( 1 - 20.5T + 2.19e3T^{2} \)
17 \( 1 + 90.6T + 4.91e3T^{2} \)
19 \( 1 + 100.T + 6.85e3T^{2} \)
29 \( 1 - 95.0T + 2.43e4T^{2} \)
31 \( 1 + 156.T + 2.97e4T^{2} \)
37 \( 1 + 25.0T + 5.06e4T^{2} \)
41 \( 1 - 329.T + 6.89e4T^{2} \)
43 \( 1 - 62.2T + 7.95e4T^{2} \)
47 \( 1 - 356.T + 1.03e5T^{2} \)
53 \( 1 + 465.T + 1.48e5T^{2} \)
59 \( 1 - 246.T + 2.05e5T^{2} \)
61 \( 1 - 312.T + 2.26e5T^{2} \)
67 \( 1 - 706.T + 3.00e5T^{2} \)
71 \( 1 - 834.T + 3.57e5T^{2} \)
73 \( 1 - 723.T + 3.89e5T^{2} \)
79 \( 1 + 553.T + 4.93e5T^{2} \)
83 \( 1 + 1.11e3T + 5.71e5T^{2} \)
89 \( 1 - 1.20e3T + 7.04e5T^{2} \)
97 \( 1 - 102.T + 9.12e5T^{2} \)
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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

−8.615511743031272747619831056110, −7.37086261578901406787004153025, −6.51671859624013383793076128584, −6.34929694737935457015768101744, −5.38606128234883879575715498573, −4.40907217148721828148755020184, −3.70398209911180902975110379916, −2.36167399613267921961668463334, −0.73509230947028949756311715863, 0, 0.73509230947028949756311715863, 2.36167399613267921961668463334, 3.70398209911180902975110379916, 4.40907217148721828148755020184, 5.38606128234883879575715498573, 6.34929694737935457015768101744, 6.51671859624013383793076128584, 7.37086261578901406787004153025, 8.615511743031272747619831056110

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