Properties

Label 2-1840-1.1-c3-0-70
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  − 1.70·3-s − 5·5-s − 20.8·7-s − 24.0·9-s − 23.6·11-s + 53.7·13-s + 8.54·15-s + 52.1·17-s − 4.88·19-s + 35.6·21-s + 23·23-s + 25·25-s + 87.3·27-s − 144.·29-s + 288.·31-s + 40.4·33-s + 104.·35-s + 294.·37-s − 91.8·39-s + 333.·41-s + 0.162·43-s + 120.·45-s − 529.·47-s + 92.5·49-s − 89.1·51-s + 116.·53-s + 118.·55-s + ⋯
L(s)  = 1  − 0.329·3-s − 0.447·5-s − 1.12·7-s − 0.891·9-s − 0.648·11-s + 1.14·13-s + 0.147·15-s + 0.743·17-s − 0.0589·19-s + 0.370·21-s + 0.208·23-s + 0.200·25-s + 0.622·27-s − 0.922·29-s + 1.66·31-s + 0.213·33-s + 0.503·35-s + 1.30·37-s − 0.377·39-s + 1.26·41-s + 0.000575·43-s + 0.398·45-s − 1.64·47-s + 0.269·49-s − 0.244·51-s + 0.301·53-s + 0.290·55-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 \( 1 + 1.70T + 27T^{2} \)
7 \( 1 + 20.8T + 343T^{2} \)
11 \( 1 + 23.6T + 1.33e3T^{2} \)
13 \( 1 - 53.7T + 2.19e3T^{2} \)
17 \( 1 - 52.1T + 4.91e3T^{2} \)
19 \( 1 + 4.88T + 6.85e3T^{2} \)
29 \( 1 + 144.T + 2.43e4T^{2} \)
31 \( 1 - 288.T + 2.97e4T^{2} \)
37 \( 1 - 294.T + 5.06e4T^{2} \)
41 \( 1 - 333.T + 6.89e4T^{2} \)
43 \( 1 - 0.162T + 7.95e4T^{2} \)
47 \( 1 + 529.T + 1.03e5T^{2} \)
53 \( 1 - 116.T + 1.48e5T^{2} \)
59 \( 1 - 284.T + 2.05e5T^{2} \)
61 \( 1 + 120.T + 2.26e5T^{2} \)
67 \( 1 + 194.T + 3.00e5T^{2} \)
71 \( 1 + 201.T + 3.57e5T^{2} \)
73 \( 1 - 913.T + 3.89e5T^{2} \)
79 \( 1 + 901.T + 4.93e5T^{2} \)
83 \( 1 + 172.T + 5.71e5T^{2} \)
89 \( 1 + 1.57e3T + 7.04e5T^{2} \)
97 \( 1 - 1.72e3T + 9.12e5T^{2} \)
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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

−8.372763349176818570488448639867, −7.87082405448029559817726548060, −6.74539620887919318146909497693, −6.07369366339762562569938329337, −5.45750363805994803435041432235, −4.28826105936899744059773592296, −3.30916125212103059318572507276, −2.70015069101442011699805302054, −0.993800067126839626635724396185, 0, 0.993800067126839626635724396185, 2.70015069101442011699805302054, 3.30916125212103059318572507276, 4.28826105936899744059773592296, 5.45750363805994803435041432235, 6.07369366339762562569938329337, 6.74539620887919318146909497693, 7.87082405448029559817726548060, 8.372763349176818570488448639867

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