Properties

Label 2-6840-1.1-c1-0-33
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 + 3.83·7-s + 1.14·11-s − 3.53·13-s + 6.97·17-s − 19-s + 8.97·23-s + 25-s − 0.853·29-s − 4.39·31-s − 3.83·35-s + 1.83·37-s + 8.51·41-s − 10.1·43-s − 0.978·47-s + 7.68·49-s − 6.97·53-s − 1.14·55-s + 6.29·59-s + 10.0·61-s + 3.53·65-s + 0.585·67-s + 11.0·71-s + 7.37·73-s + 4.39·77-s − 12.6·83-s − 6.97·85-s + ⋯
L(s)  = 1  − 0.447·5-s + 1.44·7-s + 0.345·11-s − 0.981·13-s + 1.69·17-s − 0.229·19-s + 1.87·23-s + 0.200·25-s − 0.158·29-s − 0.789·31-s − 0.647·35-s + 0.301·37-s + 1.33·41-s − 1.54·43-s − 0.142·47-s + 1.09·49-s − 0.958·53-s − 0.154·55-s + 0.819·59-s + 1.28·61-s + 0.439·65-s + 0.0715·67-s + 1.31·71-s + 0.862·73-s + 0.500·77-s − 1.38·83-s − 0.756·85-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

\(L(1)\) \(\approx\) \(2.426185825\)
\(L(\frac12)\) \(\approx\) \(2.426185825\)
\(L(\frac{3}{2})\) 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 \( 1 - 3.83T + 7T^{2} \)
11 \( 1 - 1.14T + 11T^{2} \)
13 \( 1 + 3.53T + 13T^{2} \)
17 \( 1 - 6.97T + 17T^{2} \)
23 \( 1 - 8.97T + 23T^{2} \)
29 \( 1 + 0.853T + 29T^{2} \)
31 \( 1 + 4.39T + 31T^{2} \)
37 \( 1 - 1.83T + 37T^{2} \)
41 \( 1 - 8.51T + 41T^{2} \)
43 \( 1 + 10.1T + 43T^{2} \)
47 \( 1 + 0.978T + 47T^{2} \)
53 \( 1 + 6.97T + 53T^{2} \)
59 \( 1 - 6.29T + 59T^{2} \)
61 \( 1 - 10.0T + 61T^{2} \)
67 \( 1 - 0.585T + 67T^{2} \)
71 \( 1 - 11.0T + 71T^{2} \)
73 \( 1 - 7.37T + 73T^{2} \)
79 \( 1 + 79T^{2} \)
83 \( 1 + 12.6T + 83T^{2} \)
89 \( 1 + 7.93T + 89T^{2} \)
97 \( 1 - 1.24T + 97T^{2} \)
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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

−8.027557046110247770422400845321, −7.30039242726101653940181521356, −6.83882305283753704274512218348, −5.56335139314094948541107678899, −5.14904413436863669482918480116, −4.48801080342808615949705689509, −3.60757074962314543609952932569, −2.75632734145365127872300602889, −1.69760178181272573333476108138, −0.849480339102826374474228896215, 0.849480339102826374474228896215, 1.69760178181272573333476108138, 2.75632734145365127872300602889, 3.60757074962314543609952932569, 4.48801080342808615949705689509, 5.14904413436863669482918480116, 5.56335139314094948541107678899, 6.83882305283753704274512218348, 7.30039242726101653940181521356, 8.027557046110247770422400845321

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