Properties

Label 2-864-4.3-c2-0-1
Degree $2$
Conductor $864$
Sign $-0.707 - 0.707i$
Analytic cond. $23.5422$
Root an. cond. $4.85204$
Motivic weight $2$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 3.22·5-s − 6.57i·7-s − 13.8i·11-s − 19.0·13-s + 23.0·17-s + 18.8i·19-s + 13.5i·23-s − 14.5·25-s + 0.752·29-s + 46.4i·31-s + 21.1i·35-s − 2.68·37-s − 34.1·41-s + 20.9i·43-s − 15.4i·47-s + ⋯
L(s)  = 1  − 0.645·5-s − 0.938i·7-s − 1.26i·11-s − 1.46·13-s + 1.35·17-s + 0.991i·19-s + 0.591i·23-s − 0.583·25-s + 0.0259·29-s + 1.49i·31-s + 0.605i·35-s − 0.0724·37-s − 0.832·41-s + 0.486i·43-s − 0.327i·47-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 864 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.707 - 0.707i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 864 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (-0.707 - 0.707i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(864\)    =    \(2^{5} \cdot 3^{3}\)
Sign: $-0.707 - 0.707i$
Analytic conductor: \(23.5422\)
Root analytic conductor: \(4.85204\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{864} (703, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 864,\ (\ :1),\ -0.707 - 0.707i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(0.1983932183\)
\(L(\frac12)\) \(\approx\) \(0.1983932183\)
\(L(2)\) 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 \( 1 \)
good5 \( 1 + 3.22T + 25T^{2} \)
7 \( 1 + 6.57iT - 49T^{2} \)
11 \( 1 + 13.8iT - 121T^{2} \)
13 \( 1 + 19.0T + 169T^{2} \)
17 \( 1 - 23.0T + 289T^{2} \)
19 \( 1 - 18.8iT - 361T^{2} \)
23 \( 1 - 13.5iT - 529T^{2} \)
29 \( 1 - 0.752T + 841T^{2} \)
31 \( 1 - 46.4iT - 961T^{2} \)
37 \( 1 + 2.68T + 1.36e3T^{2} \)
41 \( 1 + 34.1T + 1.68e3T^{2} \)
43 \( 1 - 20.9iT - 1.84e3T^{2} \)
47 \( 1 + 15.4iT - 2.20e3T^{2} \)
53 \( 1 + 46.8T + 2.80e3T^{2} \)
59 \( 1 + 40.4iT - 3.48e3T^{2} \)
61 \( 1 + 105.T + 3.72e3T^{2} \)
67 \( 1 - 27.9iT - 4.48e3T^{2} \)
71 \( 1 - 24.0iT - 5.04e3T^{2} \)
73 \( 1 + 120.T + 5.32e3T^{2} \)
79 \( 1 - 95.6iT - 6.24e3T^{2} \)
83 \( 1 - 115. iT - 6.88e3T^{2} \)
89 \( 1 - 169.T + 7.92e3T^{2} \)
97 \( 1 + 93.1T + 9.40e3T^{2} \)
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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

−10.25178578382851950321410488452, −9.628914303697875814879101853281, −8.365569614479423293685298282889, −7.73805931713179326882825096111, −7.08121059336681333973906605187, −5.87534963587810342412438669188, −4.95990106333590524948335053674, −3.78742379273930197798442296663, −3.11637541480137555944408028577, −1.29692556775718123318343680581, 0.06767355054748300774396075447, 2.02914806623947508199937396665, 2.98221448016273932571701956809, 4.38546630451603118447707997952, 5.07466926079232097632451182300, 6.13754550632315883880790827788, 7.40691492920769303004553246621, 7.67615580715718365189238026873, 8.912433701349676765847585849123, 9.656983234125201467481967138387

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