Properties

Label 2-387-1.1-c7-0-73
Degree $2$
Conductor $387$
Sign $-1$
Analytic cond. $120.893$
Root an. cond. $10.9951$
Motivic weight $7$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 8.08·2-s − 62.6·4-s − 164.·5-s + 1.31e3·7-s + 1.54e3·8-s + 1.33e3·10-s − 8.63e3·11-s + 8.42e3·13-s − 1.06e4·14-s − 4.43e3·16-s − 6.30e3·17-s + 1.66e4·19-s + 1.03e4·20-s + 6.97e4·22-s − 4.41e4·23-s − 5.09e4·25-s − 6.80e4·26-s − 8.24e4·28-s + 2.38e4·29-s + 2.71e4·31-s − 1.61e5·32-s + 5.09e4·34-s − 2.16e5·35-s − 1.14e5·37-s − 1.34e5·38-s − 2.53e5·40-s + 7.92e5·41-s + ⋯
L(s)  = 1  − 0.714·2-s − 0.489·4-s − 0.589·5-s + 1.44·7-s + 1.06·8-s + 0.420·10-s − 1.95·11-s + 1.06·13-s − 1.03·14-s − 0.270·16-s − 0.311·17-s + 0.557·19-s + 0.288·20-s + 1.39·22-s − 0.755·23-s − 0.652·25-s − 0.759·26-s − 0.709·28-s + 0.181·29-s + 0.163·31-s − 0.870·32-s + 0.222·34-s − 0.853·35-s − 0.370·37-s − 0.398·38-s − 0.627·40-s + 1.79·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 387 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(8-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 387 ^{s/2} \, \Gamma_{\C}(s+7/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(387\)    =    \(3^{2} \cdot 43\)
Sign: $-1$
Analytic conductor: \(120.893\)
Root analytic conductor: \(10.9951\)
Motivic weight: \(7\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 387,\ (\ :7/2),\ -1)\)

Particular Values

\(L(4)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{9}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
43 \( 1 + 7.95e4T \)
good2 \( 1 + 8.08T + 128T^{2} \)
5 \( 1 + 164.T + 7.81e4T^{2} \)
7 \( 1 - 1.31e3T + 8.23e5T^{2} \)
11 \( 1 + 8.63e3T + 1.94e7T^{2} \)
13 \( 1 - 8.42e3T + 6.27e7T^{2} \)
17 \( 1 + 6.30e3T + 4.10e8T^{2} \)
19 \( 1 - 1.66e4T + 8.93e8T^{2} \)
23 \( 1 + 4.41e4T + 3.40e9T^{2} \)
29 \( 1 - 2.38e4T + 1.72e10T^{2} \)
31 \( 1 - 2.71e4T + 2.75e10T^{2} \)
37 \( 1 + 1.14e5T + 9.49e10T^{2} \)
41 \( 1 - 7.92e5T + 1.94e11T^{2} \)
47 \( 1 + 4.90e5T + 5.06e11T^{2} \)
53 \( 1 - 1.64e6T + 1.17e12T^{2} \)
59 \( 1 - 6.25e5T + 2.48e12T^{2} \)
61 \( 1 + 1.22e6T + 3.14e12T^{2} \)
67 \( 1 - 1.75e6T + 6.06e12T^{2} \)
71 \( 1 + 1.15e6T + 9.09e12T^{2} \)
73 \( 1 - 2.26e6T + 1.10e13T^{2} \)
79 \( 1 - 4.91e6T + 1.92e13T^{2} \)
83 \( 1 - 9.34e6T + 2.71e13T^{2} \)
89 \( 1 + 9.44e6T + 4.42e13T^{2} \)
97 \( 1 + 6.08e6T + 8.07e13T^{2} \)
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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

−9.666150994971542860056275773008, −8.398851047190612297179713207061, −8.094244610347101345656545618528, −7.42755062721062665994641271108, −5.62811456650655198962951628518, −4.81668535499910713495278606753, −3.87425450837297080052677349370, −2.25802600719392982546665802400, −1.06811791037677096247122582780, 0, 1.06811791037677096247122582780, 2.25802600719392982546665802400, 3.87425450837297080052677349370, 4.81668535499910713495278606753, 5.62811456650655198962951628518, 7.42755062721062665994641271108, 8.094244610347101345656545618528, 8.398851047190612297179713207061, 9.666150994971542860056275773008

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