Properties

Label 2-684-171.11-c2-0-12
Degree $2$
Conductor $684$
Sign $0.538 - 0.842i$
Analytic cond. $18.6376$
Root an. cond. $4.31713$
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  + (−2.55 − 1.57i)3-s + 9.08i·5-s + (3.71 − 6.43i)7-s + (4.03 + 8.04i)9-s + (−3.75 − 2.17i)11-s + (5.81 − 10.0i)13-s + (14.3 − 23.1i)15-s + (18.6 + 10.7i)17-s + (−9.10 − 16.6i)19-s + (−19.6 + 10.5i)21-s + (−3.34 − 1.93i)23-s − 57.4·25-s + (2.39 − 26.8i)27-s + 50.7i·29-s + (17.5 + 30.4i)31-s + ⋯
L(s)  = 1  + (−0.850 − 0.525i)3-s + 1.81i·5-s + (0.531 − 0.919i)7-s + (0.447 + 0.894i)9-s + (−0.341 − 0.197i)11-s + (0.447 − 0.774i)13-s + (0.954 − 1.54i)15-s + (1.09 + 0.633i)17-s + (−0.478 − 0.877i)19-s + (−0.935 + 0.503i)21-s + (−0.145 − 0.0840i)23-s − 2.29·25-s + (0.0885 − 0.996i)27-s + 1.74i·29-s + (0.566 + 0.981i)31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 684 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.538 - 0.842i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 684 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (0.538 - 0.842i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(684\)    =    \(2^{2} \cdot 3^{2} \cdot 19\)
Sign: $0.538 - 0.842i$
Analytic conductor: \(18.6376\)
Root analytic conductor: \(4.31713\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{684} (353, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 684,\ (\ :1),\ 0.538 - 0.842i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(1.307236963\)
\(L(\frac12)\) \(\approx\) \(1.307236963\)
\(L(2)\) 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 \( 1 + (2.55 + 1.57i)T \)
19 \( 1 + (9.10 + 16.6i)T \)
good5 \( 1 - 9.08iT - 25T^{2} \)
7 \( 1 + (-3.71 + 6.43i)T + (-24.5 - 42.4i)T^{2} \)
11 \( 1 + (3.75 + 2.17i)T + (60.5 + 104. i)T^{2} \)
13 \( 1 + (-5.81 + 10.0i)T + (-84.5 - 146. i)T^{2} \)
17 \( 1 + (-18.6 - 10.7i)T + (144.5 + 250. i)T^{2} \)
23 \( 1 + (3.34 + 1.93i)T + (264.5 + 458. i)T^{2} \)
29 \( 1 - 50.7iT - 841T^{2} \)
31 \( 1 + (-17.5 - 30.4i)T + (-480.5 + 832. i)T^{2} \)
37 \( 1 - 22.6T + 1.36e3T^{2} \)
41 \( 1 - 39.2iT - 1.68e3T^{2} \)
43 \( 1 + (-3.94 - 6.82i)T + (-924.5 + 1.60e3i)T^{2} \)
47 \( 1 + 66.6iT - 2.20e3T^{2} \)
53 \( 1 + (-10.7 + 6.21i)T + (1.40e3 - 2.43e3i)T^{2} \)
59 \( 1 - 113. iT - 3.48e3T^{2} \)
61 \( 1 - 100.T + 3.72e3T^{2} \)
67 \( 1 + (36.7 - 63.6i)T + (-2.24e3 - 3.88e3i)T^{2} \)
71 \( 1 + (2.86 + 1.65i)T + (2.52e3 + 4.36e3i)T^{2} \)
73 \( 1 + (-17.9 + 31.0i)T + (-2.66e3 - 4.61e3i)T^{2} \)
79 \( 1 + (-63.5 - 110. i)T + (-3.12e3 + 5.40e3i)T^{2} \)
83 \( 1 + (76.8 + 44.3i)T + (3.44e3 + 5.96e3i)T^{2} \)
89 \( 1 + (-78.4 + 45.2i)T + (3.96e3 - 6.85e3i)T^{2} \)
97 \( 1 + (-29.8 - 51.6i)T + (-4.70e3 + 8.14e3i)T^{2} \)
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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

−10.43504017047294831869297236279, −10.27625510762922582945229983884, −8.346469434692542059859217014931, −7.50200695039022549173729730276, −6.93089764170146216100493809968, −6.13501061818470173433025622966, −5.14687238877101914264624819911, −3.75531099793796060640050215957, −2.68396894702596270846976040409, −1.12749143232255632528793099018, 0.63313461964086959281373078443, 1.92347244353033243383546645013, 3.99997172343373491201226689871, 4.72277055123559457854853878324, 5.54804581062055770707502172948, 6.09483338729162465567385646389, 7.79804803342116921677479574661, 8.479258977634581537826157880964, 9.451132565916029815542724656440, 9.842115820293315317481288874410

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