Properties

Label 2-1840-1.1-c3-0-11
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 $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 9.02·3-s − 5·5-s − 4.33·7-s + 54.4·9-s − 48.1·11-s + 53.0·13-s + 45.1·15-s − 61.0·17-s − 12.0·19-s + 39.1·21-s + 23·23-s + 25·25-s − 247.·27-s + 198.·29-s + 11.9·31-s + 434.·33-s + 21.6·35-s − 230.·37-s − 478.·39-s − 393.·41-s + 167.·43-s − 272.·45-s − 531.·47-s − 324.·49-s + 550.·51-s + 373.·53-s + 240.·55-s + ⋯
L(s)  = 1  − 1.73·3-s − 0.447·5-s − 0.234·7-s + 2.01·9-s − 1.32·11-s + 1.13·13-s + 0.776·15-s − 0.870·17-s − 0.145·19-s + 0.406·21-s + 0.208·23-s + 0.200·25-s − 1.76·27-s + 1.26·29-s + 0.0693·31-s + 2.29·33-s + 0.104·35-s − 1.02·37-s − 1.96·39-s − 1.49·41-s + 0.594·43-s − 0.901·45-s − 1.64·47-s − 0.945·49-s + 1.51·51-s + 0.968·53-s + 0.590·55-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: \(0\)
Selberg data: \((2,\ 1840,\ (\ :3/2),\ 1)\)

Particular Values

\(L(2)\) \(\approx\) \(0.3862566225\)
\(L(\frac12)\) \(\approx\) \(0.3862566225\)
\(L(\frac{5}{2})\) 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 \( 1 + 9.02T + 27T^{2} \)
7 \( 1 + 4.33T + 343T^{2} \)
11 \( 1 + 48.1T + 1.33e3T^{2} \)
13 \( 1 - 53.0T + 2.19e3T^{2} \)
17 \( 1 + 61.0T + 4.91e3T^{2} \)
19 \( 1 + 12.0T + 6.85e3T^{2} \)
29 \( 1 - 198.T + 2.43e4T^{2} \)
31 \( 1 - 11.9T + 2.97e4T^{2} \)
37 \( 1 + 230.T + 5.06e4T^{2} \)
41 \( 1 + 393.T + 6.89e4T^{2} \)
43 \( 1 - 167.T + 7.95e4T^{2} \)
47 \( 1 + 531.T + 1.03e5T^{2} \)
53 \( 1 - 373.T + 1.48e5T^{2} \)
59 \( 1 - 825.T + 2.05e5T^{2} \)
61 \( 1 + 632.T + 2.26e5T^{2} \)
67 \( 1 - 38.7T + 3.00e5T^{2} \)
71 \( 1 + 1.10e3T + 3.57e5T^{2} \)
73 \( 1 + 446.T + 3.89e5T^{2} \)
79 \( 1 + 642.T + 4.93e5T^{2} \)
83 \( 1 - 292.T + 5.71e5T^{2} \)
89 \( 1 + 273.T + 7.04e5T^{2} \)
97 \( 1 + 959.T + 9.12e5T^{2} \)
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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

−8.781446522657588053170262112527, −8.081533419461652587691825655646, −6.97212813779038954029199928633, −6.51526448523464857895964599806, −5.63233902932405453909453151221, −4.96244245379010999241593415194, −4.20406930021661692280050211869, −3.01581897869168559924565037144, −1.50843531302146611072390075804, −0.32965357354902561031073319266, 0.32965357354902561031073319266, 1.50843531302146611072390075804, 3.01581897869168559924565037144, 4.20406930021661692280050211869, 4.96244245379010999241593415194, 5.63233902932405453909453151221, 6.51526448523464857895964599806, 6.97212813779038954029199928633, 8.081533419461652587691825655646, 8.781446522657588053170262112527

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