Properties

Label 2-6840-1.1-c1-0-9
Degree $2$
Conductor $6840$
Sign $1$
Analytic cond. $54.6176$
Root an. cond. $7.39037$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 5-s − 4.11·7-s + 2.11·11-s + 4.80·13-s − 4·17-s + 19-s + 0.691·23-s + 25-s − 4.11·29-s − 2·31-s + 4.11·35-s + 3.42·37-s − 5.42·41-s − 2.80·43-s − 0.691·47-s + 9.91·49-s + 2.69·53-s − 2.11·55-s − 9.53·59-s − 2.91·61-s − 4.80·65-s + 4·67-s − 5.60·71-s + 6·73-s − 8.69·77-s + 15.1·79-s − 6.22·83-s + ⋯
L(s)  = 1  − 0.447·5-s − 1.55·7-s + 0.637·11-s + 1.33·13-s − 0.970·17-s + 0.229·19-s + 0.144·23-s + 0.200·25-s − 0.763·29-s − 0.359·31-s + 0.695·35-s + 0.562·37-s − 0.846·41-s − 0.427·43-s − 0.100·47-s + 1.41·49-s + 0.369·53-s − 0.284·55-s − 1.24·59-s − 0.373·61-s − 0.595·65-s + 0.488·67-s − 0.665·71-s + 0.702·73-s − 0.990·77-s + 1.70·79-s − 0.683·83-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 6840 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 6840 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(6840\)    =    \(2^{3} \cdot 3^{2} \cdot 5 \cdot 19\)
Sign: $1$
Analytic conductor: \(54.6176\)
Root analytic conductor: \(7.39037\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 6840,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.221493029\)
\(L(\frac12)\) \(\approx\) \(1.221493029\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 \)
5 \( 1 + T \)
19 \( 1 - T \)
good7 \( 1 + 4.11T + 7T^{2} \)
11 \( 1 - 2.11T + 11T^{2} \)
13 \( 1 - 4.80T + 13T^{2} \)
17 \( 1 + 4T + 17T^{2} \)
23 \( 1 - 0.691T + 23T^{2} \)
29 \( 1 + 4.11T + 29T^{2} \)
31 \( 1 + 2T + 31T^{2} \)
37 \( 1 - 3.42T + 37T^{2} \)
41 \( 1 + 5.42T + 41T^{2} \)
43 \( 1 + 2.80T + 43T^{2} \)
47 \( 1 + 0.691T + 47T^{2} \)
53 \( 1 - 2.69T + 53T^{2} \)
59 \( 1 + 9.53T + 59T^{2} \)
61 \( 1 + 2.91T + 61T^{2} \)
67 \( 1 - 4T + 67T^{2} \)
71 \( 1 + 5.60T + 71T^{2} \)
73 \( 1 - 6T + 73T^{2} \)
79 \( 1 - 15.1T + 79T^{2} \)
83 \( 1 + 6.22T + 83T^{2} \)
89 \( 1 - 1.42T + 89T^{2} \)
97 \( 1 - 15.4T + 97T^{2} \)
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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

−7.943936601719916495226081008627, −7.15662901913473291712496317273, −6.38942274588562971702310613518, −6.22242969175495081563243247493, −5.15393651104344861543434160364, −4.10689326046625969273427254169, −3.60727152806803622941416807047, −2.97391527214936521217148963772, −1.77249081805890786946030085571, −0.55982416789551528294546411912, 0.55982416789551528294546411912, 1.77249081805890786946030085571, 2.97391527214936521217148963772, 3.60727152806803622941416807047, 4.10689326046625969273427254169, 5.15393651104344861543434160364, 6.22242969175495081563243247493, 6.38942274588562971702310613518, 7.15662901913473291712496317273, 7.943936601719916495226081008627

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