Properties

Label 2-48-1.1-c23-0-10
Degree $2$
Conductor $48$
Sign $1$
Analytic cond. $160.897$
Root an. cond. $12.6845$
Motivic weight $23$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 1.77e5·3-s + 1.22e8·5-s + 4.92e9·7-s + 3.13e10·9-s − 1.05e11·11-s − 4.97e11·13-s − 2.17e13·15-s − 3.26e13·17-s + 7.69e14·19-s − 8.72e14·21-s + 5.13e15·23-s + 3.11e15·25-s − 5.55e15·27-s + 7.47e16·29-s + 1.28e17·31-s + 1.86e16·33-s + 6.04e17·35-s − 8.87e17·37-s + 8.81e16·39-s + 2.40e18·41-s + 5.95e18·43-s + 3.84e18·45-s − 2.36e19·47-s − 3.09e18·49-s + 5.77e18·51-s + 3.46e19·53-s − 1.28e19·55-s + ⋯
L(s)  = 1  − 0.577·3-s + 1.12·5-s + 0.941·7-s + 0.333·9-s − 0.111·11-s − 0.0770·13-s − 0.648·15-s − 0.230·17-s + 1.51·19-s − 0.543·21-s + 1.12·23-s + 0.261·25-s − 0.192·27-s + 1.13·29-s + 0.907·31-s + 0.0641·33-s + 1.05·35-s − 0.820·37-s + 0.0444·39-s + 0.682·41-s + 0.977·43-s + 0.374·45-s − 1.39·47-s − 0.113·49-s + 0.133·51-s + 0.513·53-s − 0.124·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 48 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(24-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 48 ^{s/2} \, \Gamma_{\C}(s+23/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(48\)    =    \(2^{4} \cdot 3\)
Sign: $1$
Analytic conductor: \(160.897\)
Root analytic conductor: \(12.6845\)
Motivic weight: \(23\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 48,\ (\ :23/2),\ 1)\)

Particular Values

\(L(12)\) \(\approx\) \(3.089556085\)
\(L(\frac12)\) \(\approx\) \(3.089556085\)
\(L(\frac{25}{2})\) 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 \( 1 + 1.77e5T \)
good5 \( 1 - 1.22e8T + 1.19e16T^{2} \)
7 \( 1 - 4.92e9T + 2.73e19T^{2} \)
11 \( 1 + 1.05e11T + 8.95e23T^{2} \)
13 \( 1 + 4.97e11T + 4.17e25T^{2} \)
17 \( 1 + 3.26e13T + 1.99e28T^{2} \)
19 \( 1 - 7.69e14T + 2.57e29T^{2} \)
23 \( 1 - 5.13e15T + 2.08e31T^{2} \)
29 \( 1 - 7.47e16T + 4.31e33T^{2} \)
31 \( 1 - 1.28e17T + 2.00e34T^{2} \)
37 \( 1 + 8.87e17T + 1.17e36T^{2} \)
41 \( 1 - 2.40e18T + 1.24e37T^{2} \)
43 \( 1 - 5.95e18T + 3.71e37T^{2} \)
47 \( 1 + 2.36e19T + 2.87e38T^{2} \)
53 \( 1 - 3.46e19T + 4.55e39T^{2} \)
59 \( 1 + 8.87e19T + 5.36e40T^{2} \)
61 \( 1 + 4.63e20T + 1.15e41T^{2} \)
67 \( 1 + 6.77e20T + 9.99e41T^{2} \)
71 \( 1 + 1.80e19T + 3.79e42T^{2} \)
73 \( 1 + 8.89e20T + 7.18e42T^{2} \)
79 \( 1 - 9.36e21T + 4.42e43T^{2} \)
83 \( 1 - 1.60e22T + 1.37e44T^{2} \)
89 \( 1 + 1.20e22T + 6.85e44T^{2} \)
97 \( 1 + 7.53e22T + 4.96e45T^{2} \)
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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

−11.15767366228957422292025463706, −10.15245619591848495899241036559, −9.123891755317782052183389778009, −7.73890681429498179970622162894, −6.50031987077967646542957695373, −5.40502634381703444341267623531, −4.68534984962896161180718854281, −2.91163846043467559416875173345, −1.67042629507672000974017199352, −0.854986226075154746468411020697, 0.854986226075154746468411020697, 1.67042629507672000974017199352, 2.91163846043467559416875173345, 4.68534984962896161180718854281, 5.40502634381703444341267623531, 6.50031987077967646542957695373, 7.73890681429498179970622162894, 9.123891755317782052183389778009, 10.15245619591848495899241036559, 11.15767366228957422292025463706

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