Properties

Label 2-47-1.1-c19-0-45
Degree $2$
Conductor $47$
Sign $1$
Analytic cond. $107.543$
Root an. cond. $10.3703$
Motivic weight $19$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 364.·2-s + 5.71e4·3-s − 3.91e5·4-s + 3.80e6·5-s + 2.08e7·6-s + 1.73e8·7-s − 3.34e8·8-s + 2.10e9·9-s + 1.38e9·10-s − 1.44e10·11-s − 2.23e10·12-s − 3.07e10·13-s + 6.34e10·14-s + 2.17e11·15-s + 8.31e10·16-s + 5.12e11·17-s + 7.69e11·18-s + 1.95e12·19-s − 1.48e12·20-s + 9.94e12·21-s − 5.28e12·22-s + 5.53e12·23-s − 1.91e13·24-s − 4.60e12·25-s − 1.12e13·26-s + 5.41e13·27-s − 6.80e13·28-s + ⋯
L(s)  = 1  + 0.503·2-s + 1.67·3-s − 0.746·4-s + 0.870·5-s + 0.845·6-s + 1.62·7-s − 0.879·8-s + 1.81·9-s + 0.438·10-s − 1.85·11-s − 1.25·12-s − 0.804·13-s + 0.821·14-s + 1.46·15-s + 0.302·16-s + 1.04·17-s + 0.914·18-s + 1.38·19-s − 0.649·20-s + 2.73·21-s − 0.933·22-s + 0.640·23-s − 1.47·24-s − 0.241·25-s − 0.405·26-s + 1.36·27-s − 1.21·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 47 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(20-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 47 ^{s/2} \, \Gamma_{\C}(s+19/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(47\)
Sign: $1$
Analytic conductor: \(107.543\)
Root analytic conductor: \(10.3703\)
Motivic weight: \(19\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 47,\ (\ :19/2),\ 1)\)

Particular Values

\(L(10)\) \(\approx\) \(6.286323454\)
\(L(\frac12)\) \(\approx\) \(6.286323454\)
\(L(\frac{21}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad47 \( 1 + 1.11e15T \)
good2 \( 1 - 364.T + 5.24e5T^{2} \)
3 \( 1 - 5.71e4T + 1.16e9T^{2} \)
5 \( 1 - 3.80e6T + 1.90e13T^{2} \)
7 \( 1 - 1.73e8T + 1.13e16T^{2} \)
11 \( 1 + 1.44e10T + 6.11e19T^{2} \)
13 \( 1 + 3.07e10T + 1.46e21T^{2} \)
17 \( 1 - 5.12e11T + 2.39e23T^{2} \)
19 \( 1 - 1.95e12T + 1.97e24T^{2} \)
23 \( 1 - 5.53e12T + 7.46e25T^{2} \)
29 \( 1 - 1.10e14T + 6.10e27T^{2} \)
31 \( 1 - 1.76e14T + 2.16e28T^{2} \)
37 \( 1 + 5.18e14T + 6.24e29T^{2} \)
41 \( 1 - 1.89e15T + 4.39e30T^{2} \)
43 \( 1 + 7.42e14T + 1.08e31T^{2} \)
53 \( 1 + 3.09e16T + 5.77e32T^{2} \)
59 \( 1 - 9.94e16T + 4.42e33T^{2} \)
61 \( 1 + 1.57e17T + 8.34e33T^{2} \)
67 \( 1 + 9.16e16T + 4.95e34T^{2} \)
71 \( 1 - 5.70e17T + 1.49e35T^{2} \)
73 \( 1 + 9.48e16T + 2.53e35T^{2} \)
79 \( 1 - 6.29e17T + 1.13e36T^{2} \)
83 \( 1 - 2.01e18T + 2.90e36T^{2} \)
89 \( 1 - 4.26e18T + 1.09e37T^{2} \)
97 \( 1 + 5.61e18T + 5.60e37T^{2} \)
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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

−12.24884960547743385929504455053, −10.27073427570345668601960277875, −9.449107123253649170900138745901, −8.169059043240102063702238904525, −7.74231241094850615201592184012, −5.31249871159817018475750876189, −4.75340678739104846765078177659, −3.11193743954771599869641166983, −2.37567438571047277314540328753, −1.11063902985929970581937786803, 1.11063902985929970581937786803, 2.37567438571047277314540328753, 3.11193743954771599869641166983, 4.75340678739104846765078177659, 5.31249871159817018475750876189, 7.74231241094850615201592184012, 8.169059043240102063702238904525, 9.449107123253649170900138745901, 10.27073427570345668601960277875, 12.24884960547743385929504455053

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