Properties

Label 2-207-1.1-c7-0-17
Degree $2$
Conductor $207$
Sign $1$
Analytic cond. $64.6637$
Root an. cond. $8.04137$
Motivic weight $7$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 9.60·2-s − 35.7·4-s − 26.4·5-s − 248.·7-s − 1.57e3·8-s − 253.·10-s − 43.2·11-s − 5.82e3·13-s − 2.38e3·14-s − 1.05e4·16-s − 4.64e3·17-s + 4.54e4·19-s + 944.·20-s − 415.·22-s + 1.21e4·23-s − 7.74e4·25-s − 5.59e4·26-s + 8.86e3·28-s + 2.57e5·29-s − 1.40e5·31-s + 1.00e5·32-s − 4.46e4·34-s + 6.56e3·35-s + 1.54e5·37-s + 4.36e5·38-s + 4.15e4·40-s + 6.33e5·41-s + ⋯
L(s)  = 1  + 0.849·2-s − 0.278·4-s − 0.0945·5-s − 0.273·7-s − 1.08·8-s − 0.0803·10-s − 0.00980·11-s − 0.735·13-s − 0.232·14-s − 0.643·16-s − 0.229·17-s + 1.51·19-s + 0.0263·20-s − 0.00832·22-s + 0.208·23-s − 0.991·25-s − 0.624·26-s + 0.0762·28-s + 1.96·29-s − 0.845·31-s + 0.539·32-s − 0.194·34-s + 0.0258·35-s + 0.501·37-s + 1.29·38-s + 0.102·40-s + 1.43·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 207 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(8-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 207 ^{s/2} \, \Gamma_{\C}(s+7/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(207\)    =    \(3^{2} \cdot 23\)
Sign: $1$
Analytic conductor: \(64.6637\)
Root analytic conductor: \(8.04137\)
Motivic weight: \(7\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 207,\ (\ :7/2),\ 1)\)

Particular Values

\(L(4)\) \(\approx\) \(2.196755026\)
\(L(\frac12)\) \(\approx\) \(2.196755026\)
\(L(\frac{9}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
23 \( 1 - 1.21e4T \)
good2 \( 1 - 9.60T + 128T^{2} \)
5 \( 1 + 26.4T + 7.81e4T^{2} \)
7 \( 1 + 248.T + 8.23e5T^{2} \)
11 \( 1 + 43.2T + 1.94e7T^{2} \)
13 \( 1 + 5.82e3T + 6.27e7T^{2} \)
17 \( 1 + 4.64e3T + 4.10e8T^{2} \)
19 \( 1 - 4.54e4T + 8.93e8T^{2} \)
29 \( 1 - 2.57e5T + 1.72e10T^{2} \)
31 \( 1 + 1.40e5T + 2.75e10T^{2} \)
37 \( 1 - 1.54e5T + 9.49e10T^{2} \)
41 \( 1 - 6.33e5T + 1.94e11T^{2} \)
43 \( 1 + 5.42e5T + 2.71e11T^{2} \)
47 \( 1 - 5.68e5T + 5.06e11T^{2} \)
53 \( 1 - 4.28e5T + 1.17e12T^{2} \)
59 \( 1 - 1.15e6T + 2.48e12T^{2} \)
61 \( 1 - 2.75e6T + 3.14e12T^{2} \)
67 \( 1 - 2.84e6T + 6.06e12T^{2} \)
71 \( 1 + 2.59e5T + 9.09e12T^{2} \)
73 \( 1 + 1.46e6T + 1.10e13T^{2} \)
79 \( 1 - 3.28e6T + 1.92e13T^{2} \)
83 \( 1 - 3.90e6T + 2.71e13T^{2} \)
89 \( 1 - 3.48e6T + 4.42e13T^{2} \)
97 \( 1 + 1.32e7T + 8.07e13T^{2} \)
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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

−11.47419630442683754021043018999, −10.00350072969879591658733060568, −9.291683527043612948849217412706, −8.075903490750853799353815617518, −6.86821878444278765960116784241, −5.67570104940546248753440768567, −4.78906001558867018208962381433, −3.67144312454892937059388447229, −2.59043870951947697348831653639, −0.68324865343716528049663421778, 0.68324865343716528049663421778, 2.59043870951947697348831653639, 3.67144312454892937059388447229, 4.78906001558867018208962381433, 5.67570104940546248753440768567, 6.86821878444278765960116784241, 8.075903490750853799353815617518, 9.291683527043612948849217412706, 10.00350072969879591658733060568, 11.47419630442683754021043018999

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