Properties

Label 2-189-21.20-c1-0-1
Degree $2$
Conductor $189$
Sign $-0.377 - 0.925i$
Analytic cond. $1.50917$
Root an. cond. $1.22848$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 1.41i·2-s − 1.73·5-s + (1 + 2.44i)7-s + 2.82i·8-s − 2.44i·10-s + 1.41i·11-s + 2.44i·13-s + (−3.46 + 1.41i)14-s − 4.00·16-s + 5.19·17-s − 7.34i·19-s − 2.00·22-s − 2.82i·23-s − 2.00·25-s − 3.46·26-s + ⋯
L(s)  = 1  + 0.999i·2-s − 0.774·5-s + (0.377 + 0.925i)7-s + 0.999i·8-s − 0.774i·10-s + 0.426i·11-s + 0.679i·13-s + (−0.925 + 0.377i)14-s − 1.00·16-s + 1.26·17-s − 1.68i·19-s − 0.426·22-s − 0.589i·23-s − 0.400·25-s − 0.679·26-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 189 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.377 - 0.925i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 189 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.377 - 0.925i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(189\)    =    \(3^{3} \cdot 7\)
Sign: $-0.377 - 0.925i$
Analytic conductor: \(1.50917\)
Root analytic conductor: \(1.22848\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{189} (188, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 189,\ (\ :1/2),\ -0.377 - 0.925i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.658358 + 0.979882i\)
\(L(\frac12)\) \(\approx\) \(0.658358 + 0.979882i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
7 \( 1 + (-1 - 2.44i)T \)
good2 \( 1 - 1.41iT - 2T^{2} \)
5 \( 1 + 1.73T + 5T^{2} \)
11 \( 1 - 1.41iT - 11T^{2} \)
13 \( 1 - 2.44iT - 13T^{2} \)
17 \( 1 - 5.19T + 17T^{2} \)
19 \( 1 + 7.34iT - 19T^{2} \)
23 \( 1 + 2.82iT - 23T^{2} \)
29 \( 1 + 7.07iT - 29T^{2} \)
31 \( 1 - 2.44iT - 31T^{2} \)
37 \( 1 - 5T + 37T^{2} \)
41 \( 1 - 8.66T + 41T^{2} \)
43 \( 1 - 5T + 43T^{2} \)
47 \( 1 + 8.66T + 47T^{2} \)
53 \( 1 + 11.3iT - 53T^{2} \)
59 \( 1 - 8.66T + 59T^{2} \)
61 \( 1 + 2.44iT - 61T^{2} \)
67 \( 1 - 2T + 67T^{2} \)
71 \( 1 - 14.1iT - 71T^{2} \)
73 \( 1 - 73T^{2} \)
79 \( 1 + 13T + 79T^{2} \)
83 \( 1 - 1.73T + 83T^{2} \)
89 \( 1 + 10.3T + 89T^{2} \)
97 \( 1 + 17.1iT - 97T^{2} \)
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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

−12.83217219130144172886084074141, −11.67120188013919176218549325931, −11.33486793844748845137857339627, −9.639994425197906743321190836037, −8.507092058131594793711533661069, −7.72969249655452372306215068052, −6.75682140315435819717536517767, −5.60233471199409282489903453001, −4.47567587387250422591413427531, −2.50285706865570168890423261532, 1.21390625503354902557172281617, 3.26072537580287945895711806105, 4.06322499893154788370364151799, 5.81826367315714878428283556666, 7.42781759225687197034043682863, 8.006987996081415846114091344901, 9.700248769112340950507436858839, 10.52010450562826378801543801606, 11.25401025099405174551874117609, 12.13141041694563760704111852812

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