Properties

Label 2-48-1.1-c25-0-12
Degree $2$
Conductor $48$
Sign $1$
Analytic cond. $190.078$
Root an. cond. $13.7868$
Motivic weight $25$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 5.31e5·3-s + 9.25e8·5-s + 2.69e10·7-s + 2.82e11·9-s + 1.97e13·11-s − 1.26e14·13-s − 4.91e14·15-s + 6.34e14·17-s + 6.86e15·19-s − 1.43e16·21-s + 1.83e17·23-s + 5.58e17·25-s − 1.50e17·27-s + 1.44e17·29-s − 2.05e18·31-s − 1.04e19·33-s + 2.49e19·35-s + 7.76e19·37-s + 6.72e19·39-s − 4.12e19·41-s + 3.81e20·43-s + 2.61e20·45-s + 3.11e20·47-s − 6.12e20·49-s − 3.37e20·51-s − 4.51e21·53-s + 1.82e22·55-s + ⋯
L(s)  = 1  − 0.577·3-s + 1.69·5-s + 0.737·7-s + 0.333·9-s + 1.89·11-s − 1.50·13-s − 0.978·15-s + 0.264·17-s + 0.711·19-s − 0.425·21-s + 1.74·23-s + 1.87·25-s − 0.192·27-s + 0.0758·29-s − 0.469·31-s − 1.09·33-s + 1.24·35-s + 1.93·37-s + 0.870·39-s − 0.285·41-s + 1.45·43-s + 0.565·45-s + 0.391·47-s − 0.456·49-s − 0.152·51-s − 1.26·53-s + 3.21·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 48 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(26-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 48 ^{s/2} \, \Gamma_{\C}(s+25/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(48\)    =    \(2^{4} \cdot 3\)
Sign: $1$
Analytic conductor: \(190.078\)
Root analytic conductor: \(13.7868\)
Motivic weight: \(25\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 48,\ (\ :25/2),\ 1)\)

Particular Values

\(L(13)\) \(\approx\) \(3.895720289\)
\(L(\frac12)\) \(\approx\) \(3.895720289\)
\(L(\frac{27}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 + 5.31e5T \)
good5 \( 1 - 9.25e8T + 2.98e17T^{2} \)
7 \( 1 - 2.69e10T + 1.34e21T^{2} \)
11 \( 1 - 1.97e13T + 1.08e26T^{2} \)
13 \( 1 + 1.26e14T + 7.05e27T^{2} \)
17 \( 1 - 6.34e14T + 5.77e30T^{2} \)
19 \( 1 - 6.86e15T + 9.30e31T^{2} \)
23 \( 1 - 1.83e17T + 1.10e34T^{2} \)
29 \( 1 - 1.44e17T + 3.63e36T^{2} \)
31 \( 1 + 2.05e18T + 1.92e37T^{2} \)
37 \( 1 - 7.76e19T + 1.60e39T^{2} \)
41 \( 1 + 4.12e19T + 2.08e40T^{2} \)
43 \( 1 - 3.81e20T + 6.86e40T^{2} \)
47 \( 1 - 3.11e20T + 6.34e41T^{2} \)
53 \( 1 + 4.51e21T + 1.27e43T^{2} \)
59 \( 1 + 4.18e21T + 1.86e44T^{2} \)
61 \( 1 - 8.65e21T + 4.29e44T^{2} \)
67 \( 1 + 4.85e22T + 4.48e45T^{2} \)
71 \( 1 - 2.41e21T + 1.91e46T^{2} \)
73 \( 1 + 1.69e23T + 3.82e46T^{2} \)
79 \( 1 + 6.93e22T + 2.75e47T^{2} \)
83 \( 1 + 8.18e23T + 9.48e47T^{2} \)
89 \( 1 - 2.26e24T + 5.42e48T^{2} \)
97 \( 1 - 1.64e24T + 4.66e49T^{2} \)
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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

−10.95292776912770814104895987525, −9.636483199295172000323367444081, −9.214376839156847695506917454413, −7.32894347760283771758023161680, −6.35340277137782195436232473320, −5.37591136679692870449459774969, −4.51205024996316187400157104734, −2.74639370433298789963973781537, −1.57903702028374986519755562777, −0.971171860366175599647786922321, 0.971171860366175599647786922321, 1.57903702028374986519755562777, 2.74639370433298789963973781537, 4.51205024996316187400157104734, 5.37591136679692870449459774969, 6.35340277137782195436232473320, 7.32894347760283771758023161680, 9.214376839156847695506917454413, 9.636483199295172000323367444081, 10.95292776912770814104895987525

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