Properties

Label 2-6864-1.1-c1-0-30
Degree $2$
Conductor $6864$
Sign $1$
Analytic cond. $54.8093$
Root an. cond. $7.40333$
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  + 3-s − 2.24·5-s + 2.40·7-s + 9-s − 11-s − 13-s − 2.24·15-s + 0.711·17-s + 2.40·19-s + 2.40·21-s + 5.53·23-s + 0.0429·25-s + 27-s − 4.64·29-s − 0.559·31-s − 33-s − 5.39·35-s − 4.20·37-s − 39-s + 6.66·41-s − 2.71·43-s − 2.24·45-s + 5.35·47-s − 1.22·49-s + 0.711·51-s + 9.38·53-s + 2.24·55-s + ⋯
L(s)  = 1  + 0.577·3-s − 1.00·5-s + 0.908·7-s + 0.333·9-s − 0.301·11-s − 0.277·13-s − 0.579·15-s + 0.172·17-s + 0.551·19-s + 0.524·21-s + 1.15·23-s + 0.00859·25-s + 0.192·27-s − 0.863·29-s − 0.100·31-s − 0.174·33-s − 0.911·35-s − 0.690·37-s − 0.160·39-s + 1.04·41-s − 0.413·43-s − 0.334·45-s + 0.781·47-s − 0.175·49-s + 0.0996·51-s + 1.28·53-s + 0.302·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 6864 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 6864 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(6864\)    =    \(2^{4} \cdot 3 \cdot 11 \cdot 13\)
Sign: $1$
Analytic conductor: \(54.8093\)
Root analytic conductor: \(7.40333\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 6864,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.222440798\)
\(L(\frac12)\) \(\approx\) \(2.222440798\)
\(L(\frac{3}{2})\) 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 \( 1 - T \)
11 \( 1 + T \)
13 \( 1 + T \)
good5 \( 1 + 2.24T + 5T^{2} \)
7 \( 1 - 2.40T + 7T^{2} \)
17 \( 1 - 0.711T + 17T^{2} \)
19 \( 1 - 2.40T + 19T^{2} \)
23 \( 1 - 5.53T + 23T^{2} \)
29 \( 1 + 4.64T + 29T^{2} \)
31 \( 1 + 0.559T + 31T^{2} \)
37 \( 1 + 4.20T + 37T^{2} \)
41 \( 1 - 6.66T + 41T^{2} \)
43 \( 1 + 2.71T + 43T^{2} \)
47 \( 1 - 5.35T + 47T^{2} \)
53 \( 1 - 9.38T + 53T^{2} \)
59 \( 1 - 9.64T + 59T^{2} \)
61 \( 1 - 3.35T + 61T^{2} \)
67 \( 1 + 7.62T + 67T^{2} \)
71 \( 1 - 14.2T + 71T^{2} \)
73 \( 1 + 7.15T + 73T^{2} \)
79 \( 1 - 12.0T + 79T^{2} \)
83 \( 1 + 15.5T + 83T^{2} \)
89 \( 1 - 7.11T + 89T^{2} \)
97 \( 1 + 3.04T + 97T^{2} \)
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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

−7.970303236984705336706649935810, −7.35642918048248602007146848622, −6.95953831942540750979414850338, −5.64819766113535223615983155680, −5.07010393053866752159800843650, −4.26116605857346343492384544411, −3.63147639661787255190637294927, −2.79587150851093110671750453355, −1.86459995994052622738307378980, −0.75030017997666982976146753102, 0.75030017997666982976146753102, 1.86459995994052622738307378980, 2.79587150851093110671750453355, 3.63147639661787255190637294927, 4.26116605857346343492384544411, 5.07010393053866752159800843650, 5.64819766113535223615983155680, 6.95953831942540750979414850338, 7.35642918048248602007146848622, 7.970303236984705336706649935810

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