Properties

Label 2-684-19.18-c4-0-2
Degree $2$
Conductor $684$
Sign $-0.960 - 0.279i$
Analytic cond. $70.7050$
Root an. cond. $8.40862$
Motivic weight $4$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 26.4·5-s − 31.3·7-s + 7.91·11-s − 252. i·13-s − 375.·17-s + (346. + 101. i)19-s − 472.·23-s + 73.1·25-s + 1.16e3i·29-s + 1.31e3i·31-s − 829.·35-s − 604. i·37-s − 3.16e3i·41-s − 1.81e3·43-s + 726.·47-s + ⋯
L(s)  = 1  + 1.05·5-s − 0.640·7-s + 0.0654·11-s − 1.49i·13-s − 1.29·17-s + (0.960 + 0.279i)19-s − 0.894·23-s + 0.117·25-s + 1.38i·29-s + 1.36i·31-s − 0.677·35-s − 0.441i·37-s − 1.88i·41-s − 0.984·43-s + 0.328·47-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 684 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.960 - 0.279i)\, \overline{\Lambda}(5-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 684 ^{s/2} \, \Gamma_{\C}(s+2) \, L(s)\cr =\mathstrut & (-0.960 - 0.279i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(684\)    =    \(2^{2} \cdot 3^{2} \cdot 19\)
Sign: $-0.960 - 0.279i$
Analytic conductor: \(70.7050\)
Root analytic conductor: \(8.40862\)
Motivic weight: \(4\)
Rational: no
Arithmetic: yes
Character: $\chi_{684} (37, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 684,\ (\ :2),\ -0.960 - 0.279i)\)

Particular Values

\(L(\frac{5}{2})\) \(\approx\) \(0.1288659672\)
\(L(\frac12)\) \(\approx\) \(0.1288659672\)
\(L(3)\) 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 \( 1 \)
19 \( 1 + (-346. - 101. i)T \)
good5 \( 1 - 26.4T + 625T^{2} \)
7 \( 1 + 31.3T + 2.40e3T^{2} \)
11 \( 1 - 7.91T + 1.46e4T^{2} \)
13 \( 1 + 252. iT - 2.85e4T^{2} \)
17 \( 1 + 375.T + 8.35e4T^{2} \)
23 \( 1 + 472.T + 2.79e5T^{2} \)
29 \( 1 - 1.16e3iT - 7.07e5T^{2} \)
31 \( 1 - 1.31e3iT - 9.23e5T^{2} \)
37 \( 1 + 604. iT - 1.87e6T^{2} \)
41 \( 1 + 3.16e3iT - 2.82e6T^{2} \)
43 \( 1 + 1.81e3T + 3.41e6T^{2} \)
47 \( 1 - 726.T + 4.87e6T^{2} \)
53 \( 1 - 5.49e3iT - 7.89e6T^{2} \)
59 \( 1 - 1.99e3iT - 1.21e7T^{2} \)
61 \( 1 + 3.50e3T + 1.38e7T^{2} \)
67 \( 1 + 4.07e3iT - 2.01e7T^{2} \)
71 \( 1 + 2.67e3iT - 2.54e7T^{2} \)
73 \( 1 + 4.25e3T + 2.83e7T^{2} \)
79 \( 1 - 8.21e3iT - 3.89e7T^{2} \)
83 \( 1 - 1.14e4T + 4.74e7T^{2} \)
89 \( 1 - 3.16e3iT - 6.27e7T^{2} \)
97 \( 1 - 1.51e4iT - 8.85e7T^{2} \)
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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

−10.36687847646170146049958640284, −9.427406968358203152921229317698, −8.766976563245959252882533380576, −7.61551619367457361715769102903, −6.64841350300889168624061054577, −5.79344503452082563122291882460, −5.08799444869320925651908056971, −3.60002135238574081511578157588, −2.64034647595060750686358373214, −1.42804450858112871875416290481, 0.02776892251277931433334405353, 1.69252892992644233679126638298, 2.52495756711264272626473579715, 3.93600288615400324280561215901, 4.91202310874430338472096997397, 6.29541207924003314999300316396, 6.42094532680789604888016529014, 7.72763334849512831695536558676, 8.882746035736607168415125475687, 9.704985230907314990939743938234

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