Properties

Label 2-42e2-21.20-c3-0-34
Degree $2$
Conductor $1764$
Sign $-0.0980 + 0.995i$
Analytic cond. $104.079$
Root an. cond. $10.2019$
Motivic weight $3$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 8.54·5-s − 31.7i·11-s − 9.92i·13-s + 127.·17-s − 116. i·19-s − 64.4i·23-s − 52.0·25-s + 113. i·29-s − 7.31i·31-s + 369.·37-s − 211.·41-s − 432.·43-s − 400.·47-s − 140. i·53-s − 270. i·55-s + ⋯
L(s)  = 1  + 0.764·5-s − 0.869i·11-s − 0.211i·13-s + 1.81·17-s − 1.40i·19-s − 0.584i·23-s − 0.416·25-s + 0.723i·29-s − 0.0423i·31-s + 1.64·37-s − 0.807·41-s − 1.53·43-s − 1.24·47-s − 0.364i·53-s − 0.664i·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1764 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.0980 + 0.995i)\, \overline{\Lambda}(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1764 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & (-0.0980 + 0.995i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1764\)    =    \(2^{2} \cdot 3^{2} \cdot 7^{2}\)
Sign: $-0.0980 + 0.995i$
Analytic conductor: \(104.079\)
Root analytic conductor: \(10.2019\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: $\chi_{1764} (881, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1764,\ (\ :3/2),\ -0.0980 + 0.995i)\)

Particular Values

\(L(2)\) \(\approx\) \(2.218250976\)
\(L(\frac12)\) \(\approx\) \(2.218250976\)
\(L(\frac{5}{2})\) 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 \( 1 \)
7 \( 1 \)
good5 \( 1 - 8.54T + 125T^{2} \)
11 \( 1 + 31.7iT - 1.33e3T^{2} \)
13 \( 1 + 9.92iT - 2.19e3T^{2} \)
17 \( 1 - 127.T + 4.91e3T^{2} \)
19 \( 1 + 116. iT - 6.85e3T^{2} \)
23 \( 1 + 64.4iT - 1.21e4T^{2} \)
29 \( 1 - 113. iT - 2.43e4T^{2} \)
31 \( 1 + 7.31iT - 2.97e4T^{2} \)
37 \( 1 - 369.T + 5.06e4T^{2} \)
41 \( 1 + 211.T + 6.89e4T^{2} \)
43 \( 1 + 432.T + 7.95e4T^{2} \)
47 \( 1 + 400.T + 1.03e5T^{2} \)
53 \( 1 + 140. iT - 1.48e5T^{2} \)
59 \( 1 - 518.T + 2.05e5T^{2} \)
61 \( 1 - 27.2iT - 2.26e5T^{2} \)
67 \( 1 + 136.T + 3.00e5T^{2} \)
71 \( 1 + 604. iT - 3.57e5T^{2} \)
73 \( 1 - 48.4iT - 3.89e5T^{2} \)
79 \( 1 + 831.T + 4.93e5T^{2} \)
83 \( 1 - 37.2T + 5.71e5T^{2} \)
89 \( 1 - 470.T + 7.04e5T^{2} \)
97 \( 1 + 522. iT - 9.12e5T^{2} \)
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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

−8.675208660455559660929224066863, −8.066311099787182865618223612859, −7.07978674333798796809631558861, −6.23090046200177747607199516245, −5.52462861961035714508913241505, −4.79350932952331722486045707394, −3.46693398853759509238349696541, −2.76640011374673120965321630495, −1.51606060253736678874220893033, −0.47056289707358519096659551266, 1.25352471164592928184611347040, 2.00589701272487630450177505715, 3.22184071633850211350325191715, 4.13839853857809594739126102005, 5.26828625540414930701101775121, 5.83757583733492618204895308901, 6.69029294879706866747924750088, 7.72334713232588046537015120182, 8.161187500581832346913001732140, 9.440183437256241414690386870921

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