Properties

Label 2-378-3.2-c4-0-6
Degree $2$
Conductor $378$
Sign $-i$
Analytic cond. $39.0738$
Root an. cond. $6.25090$
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  − 2.82i·2-s − 8.00·4-s + 34.7i·5-s + 18.5·7-s + 22.6i·8-s + 98.4·10-s + 30.1i·11-s + 143.·13-s − 52.3i·14-s + 64.0·16-s − 116. i·17-s − 89.0·19-s − 278. i·20-s + 85.2·22-s − 23.6i·23-s + ⋯
L(s)  = 1  − 0.707i·2-s − 0.500·4-s + 1.39i·5-s + 0.377·7-s + 0.353i·8-s + 0.984·10-s + 0.248i·11-s + 0.846·13-s − 0.267i·14-s + 0.250·16-s − 0.401i·17-s − 0.246·19-s − 0.695i·20-s + 0.176·22-s − 0.0447i·23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 378 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -i\, \overline{\Lambda}(5-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 378 ^{s/2} \, \Gamma_{\C}(s+2) \, L(s)\cr =\mathstrut & -i\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(378\)    =    \(2 \cdot 3^{3} \cdot 7\)
Sign: $-i$
Analytic conductor: \(39.0738\)
Root analytic conductor: \(6.25090\)
Motivic weight: \(4\)
Rational: no
Arithmetic: yes
Character: $\chi_{378} (323, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 378,\ (\ :2),\ -i)\)

Particular Values

\(L(\frac{5}{2})\) \(\approx\) \(1.375858680\)
\(L(\frac12)\) \(\approx\) \(1.375858680\)
\(L(3)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + 2.82iT \)
3 \( 1 \)
7 \( 1 - 18.5T \)
good5 \( 1 - 34.7iT - 625T^{2} \)
11 \( 1 - 30.1iT - 1.46e4T^{2} \)
13 \( 1 - 143.T + 2.85e4T^{2} \)
17 \( 1 + 116. iT - 8.35e4T^{2} \)
19 \( 1 + 89.0T + 1.30e5T^{2} \)
23 \( 1 + 23.6iT - 2.79e5T^{2} \)
29 \( 1 - 1.18e3iT - 7.07e5T^{2} \)
31 \( 1 - 171.T + 9.23e5T^{2} \)
37 \( 1 + 974.T + 1.87e6T^{2} \)
41 \( 1 - 417. iT - 2.82e6T^{2} \)
43 \( 1 + 3.14e3T + 3.41e6T^{2} \)
47 \( 1 - 2.96e3iT - 4.87e6T^{2} \)
53 \( 1 - 2.24e3iT - 7.89e6T^{2} \)
59 \( 1 + 827. iT - 1.21e7T^{2} \)
61 \( 1 + 6.88e3T + 1.38e7T^{2} \)
67 \( 1 - 4.86e3T + 2.01e7T^{2} \)
71 \( 1 - 5.48e3iT - 2.54e7T^{2} \)
73 \( 1 - 777.T + 2.83e7T^{2} \)
79 \( 1 - 3.89e3T + 3.89e7T^{2} \)
83 \( 1 + 826. iT - 4.74e7T^{2} \)
89 \( 1 + 1.05e3iT - 6.27e7T^{2} \)
97 \( 1 - 5.71e3T + 8.85e7T^{2} \)
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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

−10.88782243628237993021445127292, −10.39301669934224066080558833763, −9.307787363829773850081784081289, −8.261274546636181035335103840705, −7.16755569914504014552326782815, −6.26878879387288111345888739048, −4.94065912144410751915591140413, −3.63502655655678901055175483119, −2.76167326486954341224233009486, −1.47147771524509425892019343269, 0.40617980914339923484497117999, 1.64998887416714884736019908903, 3.74212359793793460041282192507, 4.75102976420357579069085954909, 5.59881565096190938076165596503, 6.59116167993260896486908482417, 8.008092463570881756182216937568, 8.470713008604909668813288576203, 9.275092333754114369755827192381, 10.36658429268630968941264480793

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