Properties

Label 2-47-1.1-c19-0-15
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

Downloads

Learn more

Normalization:  

Dirichlet series

L(s)  = 1  − 270.·2-s − 5.98e4·3-s − 4.51e5·4-s − 3.81e6·5-s + 1.61e7·6-s − 1.78e7·7-s + 2.63e8·8-s + 2.41e9·9-s + 1.03e9·10-s + 1.01e10·11-s + 2.69e10·12-s + 4.77e10·13-s + 4.83e9·14-s + 2.27e11·15-s + 1.65e11·16-s − 8.00e11·17-s − 6.53e11·18-s + 7.31e11·19-s + 1.71e12·20-s + 1.06e12·21-s − 2.74e12·22-s + 3.14e11·23-s − 1.57e13·24-s − 4.54e12·25-s − 1.29e13·26-s − 7.48e13·27-s + 8.05e12·28-s + ⋯
L(s)  = 1  − 0.373·2-s − 1.75·3-s − 0.860·4-s − 0.872·5-s + 0.655·6-s − 0.167·7-s + 0.695·8-s + 2.07·9-s + 0.326·10-s + 1.29·11-s + 1.50·12-s + 1.24·13-s + 0.0624·14-s + 1.53·15-s + 0.600·16-s − 1.63·17-s − 0.776·18-s + 0.520·19-s + 0.750·20-s + 0.293·21-s − 0.485·22-s + 0.0363·23-s − 1.21·24-s − 0.238·25-s − 0.466·26-s − 1.88·27-s + 0.143·28-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

\(L(10)\) \(\approx\) \(0.5778214858\)
\(L(\frac12)\) \(\approx\) \(0.5778214858\)
\(L(\frac{21}{2})\) 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 \( 1 + 270.T + 5.24e5T^{2} \)
3 \( 1 + 5.98e4T + 1.16e9T^{2} \)
5 \( 1 + 3.81e6T + 1.90e13T^{2} \)
7 \( 1 + 1.78e7T + 1.13e16T^{2} \)
11 \( 1 - 1.01e10T + 6.11e19T^{2} \)
13 \( 1 - 4.77e10T + 1.46e21T^{2} \)
17 \( 1 + 8.00e11T + 2.39e23T^{2} \)
19 \( 1 - 7.31e11T + 1.97e24T^{2} \)
23 \( 1 - 3.14e11T + 7.46e25T^{2} \)
29 \( 1 - 4.79e13T + 6.10e27T^{2} \)
31 \( 1 - 1.56e14T + 2.16e28T^{2} \)
37 \( 1 - 5.47e14T + 6.24e29T^{2} \)
41 \( 1 - 3.67e14T + 4.39e30T^{2} \)
43 \( 1 - 4.79e15T + 1.08e31T^{2} \)
53 \( 1 - 2.50e16T + 5.77e32T^{2} \)
59 \( 1 + 1.11e17T + 4.42e33T^{2} \)
61 \( 1 - 1.36e17T + 8.34e33T^{2} \)
67 \( 1 - 3.61e17T + 4.95e34T^{2} \)
71 \( 1 + 2.20e16T + 1.49e35T^{2} \)
73 \( 1 - 6.10e16T + 2.53e35T^{2} \)
79 \( 1 + 6.37e17T + 1.13e36T^{2} \)
83 \( 1 + 1.22e18T + 2.90e36T^{2} \)
89 \( 1 + 3.86e18T + 1.09e37T^{2} \)
97 \( 1 + 5.80e18T + 5.60e37T^{2} \)
show more
show less
   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{2} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−11.56619885551323785060509754414, −10.97079030993008230626912121570, −9.625130463940294268033688229334, −8.423072217735504796740379854628, −6.90345088487210951937040319937, −5.96601157760096937830922462631, −4.52397754994164479033001665996, −3.95457935902653347918651107053, −1.21477394945994472662219663777, −0.51831344796346031015125430106, 0.51831344796346031015125430106, 1.21477394945994472662219663777, 3.95457935902653347918651107053, 4.52397754994164479033001665996, 5.96601157760096937830922462631, 6.90345088487210951937040319937, 8.423072217735504796740379854628, 9.625130463940294268033688229334, 10.97079030993008230626912121570, 11.56619885551323785060509754414

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