Properties

Label 2-6864-1.1-c1-0-85
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 $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 3-s + 2.91·5-s − 4.51·7-s + 9-s + 11-s + 13-s − 2.91·15-s − 2.40·17-s − 2·19-s + 4.51·21-s + 5.32·23-s + 3.51·25-s − 27-s − 0.103·29-s − 2.40·31-s − 33-s − 13.1·35-s + 6·37-s − 39-s − 3.32·41-s − 7.73·43-s + 2.91·45-s − 0.813·47-s + 13.3·49-s + 2.40·51-s + 2·53-s + 2.91·55-s + ⋯
L(s)  = 1  − 0.577·3-s + 1.30·5-s − 1.70·7-s + 0.333·9-s + 0.301·11-s + 0.277·13-s − 0.753·15-s − 0.583·17-s − 0.458·19-s + 0.984·21-s + 1.11·23-s + 0.702·25-s − 0.192·27-s − 0.0192·29-s − 0.432·31-s − 0.174·33-s − 2.22·35-s + 0.986·37-s − 0.160·39-s − 0.519·41-s − 1.17·43-s + 0.434·45-s − 0.118·47-s + 1.90·49-s + 0.337·51-s + 0.274·53-s + 0.393·55-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: \(1\)
Selberg data: \((2,\ 6864,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) 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 \( 1 - 2.91T + 5T^{2} \)
7 \( 1 + 4.51T + 7T^{2} \)
17 \( 1 + 2.40T + 17T^{2} \)
19 \( 1 + 2T + 19T^{2} \)
23 \( 1 - 5.32T + 23T^{2} \)
29 \( 1 + 0.103T + 29T^{2} \)
31 \( 1 + 2.40T + 31T^{2} \)
37 \( 1 - 6T + 37T^{2} \)
41 \( 1 + 3.32T + 41T^{2} \)
43 \( 1 + 7.73T + 43T^{2} \)
47 \( 1 + 0.813T + 47T^{2} \)
53 \( 1 - 2T + 53T^{2} \)
59 \( 1 + 8.13T + 59T^{2} \)
61 \( 1 + 1.32T + 61T^{2} \)
67 \( 1 - 12.5T + 67T^{2} \)
71 \( 1 - 10.6T + 71T^{2} \)
73 \( 1 + 13.3T + 73T^{2} \)
79 \( 1 + 3.59T + 79T^{2} \)
83 \( 1 + 5.02T + 83T^{2} \)
89 \( 1 + 6.24T + 89T^{2} \)
97 \( 1 - 12.0T + 97T^{2} \)
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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

−7.28948746659853331610735902986, −6.59255776820456372048303185628, −6.33539294368305784716414811113, −5.67678624385801802015507007320, −4.93592295416798982300182948857, −3.94361595377639813826068190891, −3.10355457248204587198888148665, −2.29722093956389179427426531485, −1.25194695714280676500320690387, 0, 1.25194695714280676500320690387, 2.29722093956389179427426531485, 3.10355457248204587198888148665, 3.94361595377639813826068190891, 4.93592295416798982300182948857, 5.67678624385801802015507007320, 6.33539294368305784716414811113, 6.59255776820456372048303185628, 7.28948746659853331610735902986

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