Properties

Label 2-378-3.2-c2-0-5
Degree $2$
Conductor $378$
Sign $1$
Analytic cond. $10.2997$
Root an. cond. $3.20932$
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  − 1.41i·2-s − 2.00·4-s + 2.15i·5-s − 2.64·7-s + 2.82i·8-s + 3.04·10-s − 0.218i·11-s + 7.82·13-s + 3.74i·14-s + 4.00·16-s + 13.7i·17-s + 28.4·19-s − 4.31i·20-s − 0.309·22-s + 29.7i·23-s + ⋯
L(s)  = 1  − 0.707i·2-s − 0.500·4-s + 0.431i·5-s − 0.377·7-s + 0.353i·8-s + 0.304·10-s − 0.0198i·11-s + 0.601·13-s + 0.267i·14-s + 0.250·16-s + 0.806i·17-s + 1.49·19-s − 0.215i·20-s − 0.0140·22-s + 1.29i·23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 378 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 378 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & \, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(378\)    =    \(2 \cdot 3^{3} \cdot 7\)
Sign: $1$
Analytic conductor: \(10.2997\)
Root analytic conductor: \(3.20932\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{378} (323, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 378,\ (\ :1),\ 1)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(1.51864\)
\(L(\frac12)\) \(\approx\) \(1.51864\)
\(L(2)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + 1.41iT \)
3 \( 1 \)
7 \( 1 + 2.64T \)
good5 \( 1 - 2.15iT - 25T^{2} \)
11 \( 1 + 0.218iT - 121T^{2} \)
13 \( 1 - 7.82T + 169T^{2} \)
17 \( 1 - 13.7iT - 289T^{2} \)
19 \( 1 - 28.4T + 361T^{2} \)
23 \( 1 - 29.7iT - 529T^{2} \)
29 \( 1 - 8.12iT - 841T^{2} \)
31 \( 1 - 13.3T + 961T^{2} \)
37 \( 1 - 45.8T + 1.36e3T^{2} \)
41 \( 1 - 49.4iT - 1.68e3T^{2} \)
43 \( 1 + 30.4T + 1.84e3T^{2} \)
47 \( 1 + 67.7iT - 2.20e3T^{2} \)
53 \( 1 - 10.7iT - 2.80e3T^{2} \)
59 \( 1 - 7.58iT - 3.48e3T^{2} \)
61 \( 1 - 20.9T + 3.72e3T^{2} \)
67 \( 1 - 45.4T + 4.48e3T^{2} \)
71 \( 1 - 16.5iT - 5.04e3T^{2} \)
73 \( 1 + 67.5T + 5.32e3T^{2} \)
79 \( 1 + 44.0T + 6.24e3T^{2} \)
83 \( 1 + 42.6iT - 6.88e3T^{2} \)
89 \( 1 - 70.4iT - 7.92e3T^{2} \)
97 \( 1 + 88.6T + 9.40e3T^{2} \)
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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

−11.23956051239164475439973510374, −10.24007800689651416064944435791, −9.556243942620000535078679530859, −8.519767669774761763145663836588, −7.45717889339316558022479009631, −6.29863433674078644110081381457, −5.21179777744436595949601682015, −3.78452971114848436232261318565, −2.92362091207191860074027091262, −1.27756424294245257637846174792, 0.819983883543691026213721878254, 2.96844787555147698095560084697, 4.37258798813333715384531961776, 5.36626062904959276418485803142, 6.39992840470008563435891544438, 7.33827131133613227148391733008, 8.349922295891291073948102661418, 9.197575112669113480522351704447, 9.987638551343291498798385564329, 11.16482558717489693463292873862

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