Properties

Label 2-387-1.1-c9-0-85
Degree $2$
Conductor $387$
Sign $1$
Analytic cond. $199.318$
Root an. cond. $14.1180$
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  − 20.4·2-s − 94.4·4-s + 2.58e3·5-s − 1.76e3·7-s + 1.23e4·8-s − 5.27e4·10-s + 7.45e4·11-s + 7.10e3·13-s + 3.61e4·14-s − 2.04e5·16-s + 2.68e5·17-s + 5.72e5·19-s − 2.44e5·20-s − 1.52e6·22-s − 1.28e6·23-s + 4.72e6·25-s − 1.45e5·26-s + 1.67e5·28-s + 6.39e6·29-s − 2.00e6·31-s − 2.15e6·32-s − 5.48e6·34-s − 4.57e6·35-s + 1.49e7·37-s − 1.16e7·38-s + 3.20e7·40-s + 1.77e7·41-s + ⋯
L(s)  = 1  − 0.903·2-s − 0.184·4-s + 1.84·5-s − 0.278·7-s + 1.06·8-s − 1.66·10-s + 1.53·11-s + 0.0689·13-s + 0.251·14-s − 0.781·16-s + 0.780·17-s + 1.00·19-s − 0.341·20-s − 1.38·22-s − 0.960·23-s + 2.41·25-s − 0.0622·26-s + 0.0514·28-s + 1.68·29-s − 0.389·31-s − 0.364·32-s − 0.704·34-s − 0.515·35-s + 1.30·37-s − 0.909·38-s + 1.97·40-s + 0.980·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 387 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(10-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 387 ^{s/2} \, \Gamma_{\C}(s+9/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(387\)    =    \(3^{2} \cdot 43\)
Sign: $1$
Analytic conductor: \(199.318\)
Root analytic conductor: \(14.1180\)
Motivic weight: \(9\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 387,\ (\ :9/2),\ 1)\)

Particular Values

\(L(5)\) \(\approx\) \(2.593240816\)
\(L(\frac12)\) \(\approx\) \(2.593240816\)
\(L(\frac{11}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
43 \( 1 + 3.41e6T \)
good2 \( 1 + 20.4T + 512T^{2} \)
5 \( 1 - 2.58e3T + 1.95e6T^{2} \)
7 \( 1 + 1.76e3T + 4.03e7T^{2} \)
11 \( 1 - 7.45e4T + 2.35e9T^{2} \)
13 \( 1 - 7.10e3T + 1.06e10T^{2} \)
17 \( 1 - 2.68e5T + 1.18e11T^{2} \)
19 \( 1 - 5.72e5T + 3.22e11T^{2} \)
23 \( 1 + 1.28e6T + 1.80e12T^{2} \)
29 \( 1 - 6.39e6T + 1.45e13T^{2} \)
31 \( 1 + 2.00e6T + 2.64e13T^{2} \)
37 \( 1 - 1.49e7T + 1.29e14T^{2} \)
41 \( 1 - 1.77e7T + 3.27e14T^{2} \)
47 \( 1 + 1.13e7T + 1.11e15T^{2} \)
53 \( 1 - 1.02e8T + 3.29e15T^{2} \)
59 \( 1 - 8.07e7T + 8.66e15T^{2} \)
61 \( 1 - 6.21e7T + 1.16e16T^{2} \)
67 \( 1 - 1.55e8T + 2.72e16T^{2} \)
71 \( 1 - 1.87e8T + 4.58e16T^{2} \)
73 \( 1 - 4.82e7T + 5.88e16T^{2} \)
79 \( 1 + 4.54e8T + 1.19e17T^{2} \)
83 \( 1 + 1.00e8T + 1.86e17T^{2} \)
89 \( 1 + 1.13e9T + 3.50e17T^{2} \)
97 \( 1 + 2.37e8T + 7.60e17T^{2} \)
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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

−9.823678021635291273577933821451, −9.160559824046014791101485025429, −8.280031087353686860455168211409, −6.97853000574674251183638932157, −6.14747457194021736410326249440, −5.25233172014662463837689932610, −3.99138565118640479050277181467, −2.54635095210160319193624796999, −1.37767814503950966967267946769, −0.925214381891312157364795752195, 0.925214381891312157364795752195, 1.37767814503950966967267946769, 2.54635095210160319193624796999, 3.99138565118640479050277181467, 5.25233172014662463837689932610, 6.14747457194021736410326249440, 6.97853000574674251183638932157, 8.280031087353686860455168211409, 9.160559824046014791101485025429, 9.823678021635291273577933821451

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