Properties

Label 2-38-1.1-c9-0-6
Degree $2$
Conductor $38$
Sign $1$
Analytic cond. $19.5713$
Root an. cond. $4.42395$
Motivic weight $9$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 16·2-s + 110.·3-s + 256·4-s − 1.29e3·5-s + 1.76e3·6-s + 6.62e3·7-s + 4.09e3·8-s − 7.47e3·9-s − 2.07e4·10-s + 7.95e4·11-s + 2.82e4·12-s + 1.68e5·13-s + 1.06e5·14-s − 1.43e5·15-s + 6.55e4·16-s − 1.53e5·17-s − 1.19e5·18-s − 1.30e5·19-s − 3.32e5·20-s + 7.32e5·21-s + 1.27e6·22-s + 1.01e6·23-s + 4.52e5·24-s − 2.67e5·25-s + 2.70e6·26-s − 3.00e6·27-s + 1.69e6·28-s + ⋯
L(s)  = 1  + 0.707·2-s + 0.787·3-s + 0.5·4-s − 0.928·5-s + 0.556·6-s + 1.04·7-s + 0.353·8-s − 0.379·9-s − 0.656·10-s + 1.63·11-s + 0.393·12-s + 1.64·13-s + 0.737·14-s − 0.731·15-s + 0.250·16-s − 0.445·17-s − 0.268·18-s − 0.229·19-s − 0.464·20-s + 0.821·21-s + 1.15·22-s + 0.754·23-s + 0.278·24-s − 0.137·25-s + 1.15·26-s − 1.08·27-s + 0.521·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 38 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(10-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 38 ^{s/2} \, \Gamma_{\C}(s+9/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(38\)    =    \(2 \cdot 19\)
Sign: $1$
Analytic conductor: \(19.5713\)
Root analytic conductor: \(4.42395\)
Motivic weight: \(9\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 38,\ (\ :9/2),\ 1)\)

Particular Values

\(L(5)\) \(\approx\) \(3.889812100\)
\(L(\frac12)\) \(\approx\) \(3.889812100\)
\(L(\frac{11}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - 16T \)
19 \( 1 + 1.30e5T \)
good3 \( 1 - 110.T + 1.96e4T^{2} \)
5 \( 1 + 1.29e3T + 1.95e6T^{2} \)
7 \( 1 - 6.62e3T + 4.03e7T^{2} \)
11 \( 1 - 7.95e4T + 2.35e9T^{2} \)
13 \( 1 - 1.68e5T + 1.06e10T^{2} \)
17 \( 1 + 1.53e5T + 1.18e11T^{2} \)
23 \( 1 - 1.01e6T + 1.80e12T^{2} \)
29 \( 1 - 5.40e6T + 1.45e13T^{2} \)
31 \( 1 + 3.60e6T + 2.64e13T^{2} \)
37 \( 1 - 2.20e7T + 1.29e14T^{2} \)
41 \( 1 + 2.81e7T + 3.27e14T^{2} \)
43 \( 1 - 6.47e6T + 5.02e14T^{2} \)
47 \( 1 + 4.68e7T + 1.11e15T^{2} \)
53 \( 1 + 8.21e7T + 3.29e15T^{2} \)
59 \( 1 - 1.66e7T + 8.66e15T^{2} \)
61 \( 1 - 3.59e7T + 1.16e16T^{2} \)
67 \( 1 + 9.61e7T + 2.72e16T^{2} \)
71 \( 1 + 3.86e8T + 4.58e16T^{2} \)
73 \( 1 + 1.45e8T + 5.88e16T^{2} \)
79 \( 1 + 3.54e7T + 1.19e17T^{2} \)
83 \( 1 - 3.15e8T + 1.86e17T^{2} \)
89 \( 1 - 8.66e8T + 3.50e17T^{2} \)
97 \( 1 - 6.14e8T + 7.60e17T^{2} \)
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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

−14.42806627447853833882714219277, −13.37763228184279516855109111360, −11.69010756528583774105887740444, −11.19770577246732631396013944983, −8.878791392755431473201944960245, −8.020882403097535426032690016507, −6.37902282996600690107669156367, −4.40350550170063210126729924545, −3.37114172157925745113457582998, −1.44169155849399242590803488281, 1.44169155849399242590803488281, 3.37114172157925745113457582998, 4.40350550170063210126729924545, 6.37902282996600690107669156367, 8.020882403097535426032690016507, 8.878791392755431473201944960245, 11.19770577246732631396013944983, 11.69010756528583774105887740444, 13.37763228184279516855109111360, 14.42806627447853833882714219277

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