Properties

Label 2-378-1.1-c3-0-1
Degree $2$
Conductor $378$
Sign $1$
Analytic cond. $22.3027$
Root an. cond. $4.72257$
Motivic weight $3$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2·2-s + 4·4-s − 10.8·5-s + 7·7-s − 8·8-s + 21.7·10-s − 21.7·11-s − 3.61·13-s − 14·14-s + 16·16-s − 11.2·17-s + 38·19-s − 43.4·20-s + 43.4·22-s − 37.8·23-s − 6.83·25-s + 7.22·26-s + 28·28-s + 80.5·29-s + 43.6·31-s − 32·32-s + 22.5·34-s − 76.0·35-s + 302.·37-s − 76·38-s + 86.9·40-s − 1.90·41-s + ⋯
L(s)  = 1  − 0.707·2-s + 0.5·4-s − 0.972·5-s + 0.377·7-s − 0.353·8-s + 0.687·10-s − 0.595·11-s − 0.0770·13-s − 0.267·14-s + 0.250·16-s − 0.160·17-s + 0.458·19-s − 0.486·20-s + 0.421·22-s − 0.343·23-s − 0.0546·25-s + 0.0544·26-s + 0.188·28-s + 0.515·29-s + 0.252·31-s − 0.176·32-s + 0.113·34-s − 0.367·35-s + 1.34·37-s − 0.324·38-s + 0.343·40-s − 0.00726·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 378 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 378 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(378\)    =    \(2 \cdot 3^{3} \cdot 7\)
Sign: $1$
Analytic conductor: \(22.3027\)
Root analytic conductor: \(4.72257\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 378,\ (\ :3/2),\ 1)\)

Particular Values

\(L(2)\) \(\approx\) \(0.9628412543\)
\(L(\frac12)\) \(\approx\) \(0.9628412543\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + 2T \)
3 \( 1 \)
7 \( 1 - 7T \)
good5 \( 1 + 10.8T + 125T^{2} \)
11 \( 1 + 21.7T + 1.33e3T^{2} \)
13 \( 1 + 3.61T + 2.19e3T^{2} \)
17 \( 1 + 11.2T + 4.91e3T^{2} \)
19 \( 1 - 38T + 6.85e3T^{2} \)
23 \( 1 + 37.8T + 1.21e4T^{2} \)
29 \( 1 - 80.5T + 2.43e4T^{2} \)
31 \( 1 - 43.6T + 2.97e4T^{2} \)
37 \( 1 - 302.T + 5.06e4T^{2} \)
41 \( 1 + 1.90T + 6.89e4T^{2} \)
43 \( 1 - 78.5T + 7.95e4T^{2} \)
47 \( 1 - 258.T + 1.03e5T^{2} \)
53 \( 1 - 106.T + 1.48e5T^{2} \)
59 \( 1 + 383.T + 2.05e5T^{2} \)
61 \( 1 - 672.T + 2.26e5T^{2} \)
67 \( 1 + 89.1T + 3.00e5T^{2} \)
71 \( 1 - 707.T + 3.57e5T^{2} \)
73 \( 1 - 492.T + 3.89e5T^{2} \)
79 \( 1 - 675.T + 4.93e5T^{2} \)
83 \( 1 - 996.T + 5.71e5T^{2} \)
89 \( 1 - 1.42e3T + 7.04e5T^{2} \)
97 \( 1 - 1.42e3T + 9.12e5T^{2} \)
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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

−10.94943475247315363414548408486, −10.04870325773691834800635207779, −9.016980444054066244244869796393, −7.976607828607942163687322129021, −7.59266165160191966481648284786, −6.34413923601211480663556764457, −5.02524174957327622557384038569, −3.79678895728298583283685696406, −2.41491107411319086662718772397, −0.71021349406902779112747883911, 0.71021349406902779112747883911, 2.41491107411319086662718772397, 3.79678895728298583283685696406, 5.02524174957327622557384038569, 6.34413923601211480663556764457, 7.59266165160191966481648284786, 7.976607828607942163687322129021, 9.016980444054066244244869796393, 10.04870325773691834800635207779, 10.94943475247315363414548408486

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