Properties

Label 2-378-1.1-c1-0-0
Degree $2$
Conductor $378$
Sign $1$
Analytic cond. $3.01834$
Root an. cond. $1.73733$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2-s + 4-s − 4·5-s − 7-s − 8-s + 4·10-s + 4·11-s + 3·13-s + 14-s + 16-s + 7·17-s + 2·19-s − 4·20-s − 4·22-s + 23-s + 11·25-s − 3·26-s − 28-s − 29-s − 9·31-s − 32-s − 7·34-s + 4·35-s + 2·37-s − 2·38-s + 4·40-s − 6·41-s + ⋯
L(s)  = 1  − 0.707·2-s + 1/2·4-s − 1.78·5-s − 0.377·7-s − 0.353·8-s + 1.26·10-s + 1.20·11-s + 0.832·13-s + 0.267·14-s + 1/4·16-s + 1.69·17-s + 0.458·19-s − 0.894·20-s − 0.852·22-s + 0.208·23-s + 11/5·25-s − 0.588·26-s − 0.188·28-s − 0.185·29-s − 1.61·31-s − 0.176·32-s − 1.20·34-s + 0.676·35-s + 0.328·37-s − 0.324·38-s + 0.632·40-s − 0.937·41-s + ⋯

Functional equation

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

Invariants

Degree: \(2\)
Conductor: \(378\)    =    \(2 \cdot 3^{3} \cdot 7\)
Sign: $1$
Analytic conductor: \(3.01834\)
Root analytic conductor: \(1.73733\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 378,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.7591617028\)
\(L(\frac12)\) \(\approx\) \(0.7591617028\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + T \)
3 \( 1 \)
7 \( 1 + T \)
good5 \( 1 + 4 T + p T^{2} \)
11 \( 1 - 4 T + p T^{2} \)
13 \( 1 - 3 T + p T^{2} \)
17 \( 1 - 7 T + p T^{2} \)
19 \( 1 - 2 T + p T^{2} \)
23 \( 1 - T + p T^{2} \)
29 \( 1 + T + p T^{2} \)
31 \( 1 + 9 T + p T^{2} \)
37 \( 1 - 2 T + p T^{2} \)
41 \( 1 + 6 T + p T^{2} \)
43 \( 1 - 11 T + p T^{2} \)
47 \( 1 - 6 T + p T^{2} \)
53 \( 1 - 9 T + p T^{2} \)
59 \( 1 - 5 T + p T^{2} \)
61 \( 1 + 6 T + p T^{2} \)
67 \( 1 - 7 T + p T^{2} \)
71 \( 1 - 7 T + p T^{2} \)
73 \( 1 + 14 T + p T^{2} \)
79 \( 1 + 6 T + p T^{2} \)
83 \( 1 - 4 T + p T^{2} \)
89 \( 1 - 3 T + p T^{2} \)
97 \( 1 + 8 T + p T^{2} \)
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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

−11.42141309523417849424245254613, −10.54694758040601241381967852143, −9.347420350168240212966024703018, −8.590624290416250790738219063139, −7.62659822610446526615584159974, −7.02796094465084797328117472780, −5.71387172554298115069657109336, −3.97801540119706280496882607744, −3.34980993561184378968251566757, −0.985475589042718569356394013944, 0.985475589042718569356394013944, 3.34980993561184378968251566757, 3.97801540119706280496882607744, 5.71387172554298115069657109336, 7.02796094465084797328117472780, 7.62659822610446526615584159974, 8.590624290416250790738219063139, 9.347420350168240212966024703018, 10.54694758040601241381967852143, 11.42141309523417849424245254613

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