Properties

Label 2-6840-1.1-c1-0-36
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 + 1.41·7-s + 0.585·11-s + 0.585·13-s + 2.82·17-s + 19-s + 4.82·23-s + 25-s + 7.07·29-s − 4.82·31-s + 1.41·35-s + 6.24·37-s − 9.89·41-s + 11.0·43-s + 3.17·47-s − 5·49-s − 8.48·53-s + 0.585·55-s + 1.17·59-s − 1.65·61-s + 0.585·65-s − 11.3·67-s + 14.8·71-s − 11.6·73-s + 0.828·77-s − 13.6·79-s + 7.65·83-s + ⋯
L(s)  = 1  + 0.447·5-s + 0.534·7-s + 0.176·11-s + 0.162·13-s + 0.685·17-s + 0.229·19-s + 1.00·23-s + 0.200·25-s + 1.31·29-s − 0.867·31-s + 0.239·35-s + 1.02·37-s − 1.54·41-s + 1.68·43-s + 0.462·47-s − 0.714·49-s − 1.16·53-s + 0.0789·55-s + 0.152·59-s − 0.212·61-s + 0.0726·65-s − 1.38·67-s + 1.75·71-s − 1.36·73-s + 0.0944·77-s − 1.53·79-s + 0.840·83-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

\(L(1)\) \(\approx\) \(2.686761836\)
\(L(\frac12)\) \(\approx\) \(2.686761836\)
\(L(\frac{3}{2})\) 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 \( 1 - 1.41T + 7T^{2} \)
11 \( 1 - 0.585T + 11T^{2} \)
13 \( 1 - 0.585T + 13T^{2} \)
17 \( 1 - 2.82T + 17T^{2} \)
23 \( 1 - 4.82T + 23T^{2} \)
29 \( 1 - 7.07T + 29T^{2} \)
31 \( 1 + 4.82T + 31T^{2} \)
37 \( 1 - 6.24T + 37T^{2} \)
41 \( 1 + 9.89T + 41T^{2} \)
43 \( 1 - 11.0T + 43T^{2} \)
47 \( 1 - 3.17T + 47T^{2} \)
53 \( 1 + 8.48T + 53T^{2} \)
59 \( 1 - 1.17T + 59T^{2} \)
61 \( 1 + 1.65T + 61T^{2} \)
67 \( 1 + 11.3T + 67T^{2} \)
71 \( 1 - 14.8T + 71T^{2} \)
73 \( 1 + 11.6T + 73T^{2} \)
79 \( 1 + 13.6T + 79T^{2} \)
83 \( 1 - 7.65T + 83T^{2} \)
89 \( 1 - 12.2T + 89T^{2} \)
97 \( 1 - 11.8T + 97T^{2} \)
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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

−7.87075414684223591097796688509, −7.37370908730404227956166364003, −6.48994960882343430136223880575, −5.89196867383542511109516819655, −5.07090093319266017194171338144, −4.54470412197915323416869552356, −3.48737900461078471150091161812, −2.76315808331837961158412007014, −1.72254258018329980200785082085, −0.893125164363242432373359258361, 0.893125164363242432373359258361, 1.72254258018329980200785082085, 2.76315808331837961158412007014, 3.48737900461078471150091161812, 4.54470412197915323416869552356, 5.07090093319266017194171338144, 5.89196867383542511109516819655, 6.48994960882343430136223880575, 7.37370908730404227956166364003, 7.87075414684223591097796688509

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