Properties

Label 2-1840-1.1-c3-0-126
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  + 5.77·3-s + 5·5-s + 12.7·7-s + 6.31·9-s − 51.7·11-s + 33.9·13-s + 28.8·15-s − 86.4·17-s − 59.7·19-s + 73.7·21-s + 23·23-s + 25·25-s − 119.·27-s − 64.5·29-s + 157.·31-s − 298.·33-s + 63.8·35-s − 275.·37-s + 195.·39-s − 482.·41-s + 270.·43-s + 31.5·45-s + 320.·47-s − 179.·49-s − 499.·51-s − 122.·53-s − 258.·55-s + ⋯
L(s)  = 1  + 1.11·3-s + 0.447·5-s + 0.689·7-s + 0.233·9-s − 1.41·11-s + 0.724·13-s + 0.496·15-s − 1.23·17-s − 0.721·19-s + 0.766·21-s + 0.208·23-s + 0.200·25-s − 0.850·27-s − 0.413·29-s + 0.910·31-s − 1.57·33-s + 0.308·35-s − 1.22·37-s + 0.804·39-s − 1.83·41-s + 0.961·43-s + 0.104·45-s + 0.995·47-s − 0.524·49-s − 1.37·51-s − 0.317·53-s − 0.633·55-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 \( 1 - 5.77T + 27T^{2} \)
7 \( 1 - 12.7T + 343T^{2} \)
11 \( 1 + 51.7T + 1.33e3T^{2} \)
13 \( 1 - 33.9T + 2.19e3T^{2} \)
17 \( 1 + 86.4T + 4.91e3T^{2} \)
19 \( 1 + 59.7T + 6.85e3T^{2} \)
29 \( 1 + 64.5T + 2.43e4T^{2} \)
31 \( 1 - 157.T + 2.97e4T^{2} \)
37 \( 1 + 275.T + 5.06e4T^{2} \)
41 \( 1 + 482.T + 6.89e4T^{2} \)
43 \( 1 - 270.T + 7.95e4T^{2} \)
47 \( 1 - 320.T + 1.03e5T^{2} \)
53 \( 1 + 122.T + 1.48e5T^{2} \)
59 \( 1 + 627.T + 2.05e5T^{2} \)
61 \( 1 + 34.7T + 2.26e5T^{2} \)
67 \( 1 - 90.3T + 3.00e5T^{2} \)
71 \( 1 + 182.T + 3.57e5T^{2} \)
73 \( 1 + 73.2T + 3.89e5T^{2} \)
79 \( 1 - 283.T + 4.93e5T^{2} \)
83 \( 1 + 1.13e3T + 5.71e5T^{2} \)
89 \( 1 - 476.T + 7.04e5T^{2} \)
97 \( 1 + 1.82e3T + 9.12e5T^{2} \)
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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

−8.532191546852113821629679138409, −7.976400219246335138037263665791, −7.07731556967921706899721246511, −6.08256747155476548723584700313, −5.16808344007236317121424001798, −4.33503444431509429041727807357, −3.21283793617400360688332770152, −2.39516538415409191031470514782, −1.67709716860612405566624717637, 0, 1.67709716860612405566624717637, 2.39516538415409191031470514782, 3.21283793617400360688332770152, 4.33503444431509429041727807357, 5.16808344007236317121424001798, 6.08256747155476548723584700313, 7.07731556967921706899721246511, 7.976400219246335138037263665791, 8.532191546852113821629679138409

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