Properties

Label 2-47-1.1-c19-0-44
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 $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 867.·2-s − 4.68e4·3-s + 2.28e5·4-s − 6.21e6·5-s − 4.06e7·6-s + 1.08e8·7-s − 2.56e8·8-s + 1.03e9·9-s − 5.39e9·10-s + 1.80e9·11-s − 1.06e10·12-s + 2.66e10·13-s + 9.36e10·14-s + 2.91e11·15-s − 3.42e11·16-s − 3.93e11·17-s + 8.99e11·18-s + 1.72e12·19-s − 1.41e12·20-s − 5.06e12·21-s + 1.56e12·22-s + 9.57e12·23-s + 1.20e13·24-s + 1.95e13·25-s + 2.30e13·26-s + 5.89e12·27-s + 2.46e13·28-s + ⋯
L(s)  = 1  + 1.19·2-s − 1.37·3-s + 0.434·4-s − 1.42·5-s − 1.64·6-s + 1.01·7-s − 0.676·8-s + 0.891·9-s − 1.70·10-s + 0.230·11-s − 0.598·12-s + 0.695·13-s + 1.21·14-s + 1.95·15-s − 1.24·16-s − 0.804·17-s + 1.06·18-s + 1.22·19-s − 0.619·20-s − 1.39·21-s + 0.276·22-s + 1.10·23-s + 0.930·24-s + 1.02·25-s + 0.833·26-s + 0.148·27-s + 0.440·28-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: \(1\)
Selberg data: \((2,\ 47,\ (\ :19/2),\ -1)\)

Particular Values

\(L(10)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{21}{2})\) 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 \( 1 - 867.T + 5.24e5T^{2} \)
3 \( 1 + 4.68e4T + 1.16e9T^{2} \)
5 \( 1 + 6.21e6T + 1.90e13T^{2} \)
7 \( 1 - 1.08e8T + 1.13e16T^{2} \)
11 \( 1 - 1.80e9T + 6.11e19T^{2} \)
13 \( 1 - 2.66e10T + 1.46e21T^{2} \)
17 \( 1 + 3.93e11T + 2.39e23T^{2} \)
19 \( 1 - 1.72e12T + 1.97e24T^{2} \)
23 \( 1 - 9.57e12T + 7.46e25T^{2} \)
29 \( 1 - 5.53e13T + 6.10e27T^{2} \)
31 \( 1 + 9.26e13T + 2.16e28T^{2} \)
37 \( 1 - 6.10e14T + 6.24e29T^{2} \)
41 \( 1 - 8.08e14T + 4.39e30T^{2} \)
43 \( 1 + 3.26e15T + 1.08e31T^{2} \)
53 \( 1 + 3.46e15T + 5.77e32T^{2} \)
59 \( 1 - 4.77e16T + 4.42e33T^{2} \)
61 \( 1 + 1.80e17T + 8.34e33T^{2} \)
67 \( 1 + 2.98e17T + 4.95e34T^{2} \)
71 \( 1 + 6.99e17T + 1.49e35T^{2} \)
73 \( 1 + 1.26e17T + 2.53e35T^{2} \)
79 \( 1 - 1.04e18T + 1.13e36T^{2} \)
83 \( 1 + 1.69e18T + 2.90e36T^{2} \)
89 \( 1 - 4.34e18T + 1.09e37T^{2} \)
97 \( 1 - 2.70e18T + 5.60e37T^{2} \)
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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

−11.53467181256605323393859633539, −10.95848340323817825170644686144, −8.767647798265339591733556020645, −7.36261528096034282198984402018, −6.13469525653464548568483636273, −4.97055018509526884702985188939, −4.41726062882627915392923103028, −3.22812328649294876128382506709, −1.10404279032342041277899976273, 0, 1.10404279032342041277899976273, 3.22812328649294876128382506709, 4.41726062882627915392923103028, 4.97055018509526884702985188939, 6.13469525653464548568483636273, 7.36261528096034282198984402018, 8.767647798265339591733556020645, 10.95848340323817825170644686144, 11.53467181256605323393859633539

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