Properties

Label 2-684-19.18-c4-0-16
Degree $2$
Conductor $684$
Sign $0.362 - 0.932i$
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  + 43.6·5-s − 50.6·7-s + 31.7·11-s + 150. i·13-s − 148.·17-s + (130. − 336. i)19-s − 135.·23-s + 1.28e3·25-s + 1.23e3i·29-s + 1.67e3i·31-s − 2.20e3·35-s + 109. i·37-s + 887. i·41-s + 695.·43-s + 1.41e3·47-s + ⋯
L(s)  = 1  + 1.74·5-s − 1.03·7-s + 0.262·11-s + 0.891i·13-s − 0.514·17-s + (0.362 − 0.932i)19-s − 0.256·23-s + 2.04·25-s + 1.47i·29-s + 1.74i·31-s − 1.80·35-s + 0.0796i·37-s + 0.528i·41-s + 0.376·43-s + 0.638·47-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 684 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.362 - 0.932i)\, \overline{\Lambda}(5-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 684 ^{s/2} \, \Gamma_{\C}(s+2) \, L(s)\cr =\mathstrut & (0.362 - 0.932i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(684\)    =    \(2^{2} \cdot 3^{2} \cdot 19\)
Sign: $0.362 - 0.932i$
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: \((2,\ 684,\ (\ :2),\ 0.362 - 0.932i)\)

Particular Values

\(L(\frac{5}{2})\) \(\approx\) \(2.356694466\)
\(L(\frac12)\) \(\approx\) \(2.356694466\)
\(L(3)\) 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 \( 1 + (-130. + 336. i)T \)
good5 \( 1 - 43.6T + 625T^{2} \)
7 \( 1 + 50.6T + 2.40e3T^{2} \)
11 \( 1 - 31.7T + 1.46e4T^{2} \)
13 \( 1 - 150. iT - 2.85e4T^{2} \)
17 \( 1 + 148.T + 8.35e4T^{2} \)
23 \( 1 + 135.T + 2.79e5T^{2} \)
29 \( 1 - 1.23e3iT - 7.07e5T^{2} \)
31 \( 1 - 1.67e3iT - 9.23e5T^{2} \)
37 \( 1 - 109. iT - 1.87e6T^{2} \)
41 \( 1 - 887. iT - 2.82e6T^{2} \)
43 \( 1 - 695.T + 3.41e6T^{2} \)
47 \( 1 - 1.41e3T + 4.87e6T^{2} \)
53 \( 1 + 1.17e3iT - 7.89e6T^{2} \)
59 \( 1 - 1.30e3iT - 1.21e7T^{2} \)
61 \( 1 - 6.46e3T + 1.38e7T^{2} \)
67 \( 1 - 1.10e3iT - 2.01e7T^{2} \)
71 \( 1 - 2.83e3iT - 2.54e7T^{2} \)
73 \( 1 + 2.10e3T + 2.83e7T^{2} \)
79 \( 1 + 1.13e4iT - 3.89e7T^{2} \)
83 \( 1 + 1.19e4T + 4.74e7T^{2} \)
89 \( 1 - 7.73e3iT - 6.27e7T^{2} \)
97 \( 1 - 6.82e3iT - 8.85e7T^{2} \)
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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

−9.983289222499439137425602617794, −9.165861393275589086013278439442, −8.830966009801729151605574380378, −6.93395361848671413129901231999, −6.64486668185217308001133133301, −5.66018674654523363051249274797, −4.74501082619395078094299845705, −3.27171996415191740028862426130, −2.28175884163397297587010292383, −1.20137505486128704833716585395, 0.55949305087446512364315939750, 1.96376826815040508091766930762, 2.84133311014301972835196837746, 4.10711963696283943864736961933, 5.67015833006336921926721364500, 5.91397662529356171546412400820, 6.85443206716927611184611938032, 8.047385827812232490340151601956, 9.171616068534549447518868275505, 9.854270230120687601384557629828

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