Properties

Label 2-48-3.2-c24-0-42
Degree $2$
Conductor $48$
Sign $-0.923 + 0.383i$
Analytic cond. $175.184$
Root an. cond. $13.2357$
Motivic weight $24$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (4.90e5 − 2.03e5i)3-s − 1.24e8i·5-s − 1.50e10·7-s + (1.99e11 − 2.00e11i)9-s − 2.25e12i·11-s + 4.78e12·13-s + (−2.52e13 − 6.08e13i)15-s − 5.31e14i·17-s + 2.04e15·19-s + (−7.39e15 + 3.06e15i)21-s − 3.16e16i·23-s + 4.42e16·25-s + (5.71e16 − 1.38e17i)27-s + 6.82e17i·29-s + 6.83e17·31-s + ⋯
L(s)  = 1  + (0.923 − 0.383i)3-s − 0.507i·5-s − 1.08·7-s + (0.705 − 0.708i)9-s − 0.719i·11-s + 0.205·13-s + (−0.194 − 0.469i)15-s − 0.912i·17-s + 0.924·19-s + (−1.00 + 0.417i)21-s − 1.44i·23-s + 0.741·25-s + (0.380 − 0.924i)27-s + 1.92i·29-s + 0.867·31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 48 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.923 + 0.383i)\, \overline{\Lambda}(25-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 48 ^{s/2} \, \Gamma_{\C}(s+12) \, L(s)\cr =\mathstrut & (-0.923 + 0.383i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(48\)    =    \(2^{4} \cdot 3\)
Sign: $-0.923 + 0.383i$
Analytic conductor: \(175.184\)
Root analytic conductor: \(13.2357\)
Motivic weight: \(24\)
Rational: no
Arithmetic: yes
Character: $\chi_{48} (17, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 48,\ (\ :12),\ -0.923 + 0.383i)\)

Particular Values

\(L(\frac{25}{2})\) \(\approx\) \(2.322061966\)
\(L(\frac12)\) \(\approx\) \(2.322061966\)
\(L(13)\) 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 \( 1 + (-4.90e5 + 2.03e5i)T \)
good5 \( 1 + 1.24e8iT - 5.96e16T^{2} \)
7 \( 1 + 1.50e10T + 1.91e20T^{2} \)
11 \( 1 + 2.25e12iT - 9.84e24T^{2} \)
13 \( 1 - 4.78e12T + 5.42e26T^{2} \)
17 \( 1 + 5.31e14iT - 3.39e29T^{2} \)
19 \( 1 - 2.04e15T + 4.89e30T^{2} \)
23 \( 1 + 3.16e16iT - 4.80e32T^{2} \)
29 \( 1 - 6.82e17iT - 1.25e35T^{2} \)
31 \( 1 - 6.83e17T + 6.20e35T^{2} \)
37 \( 1 - 9.74e18T + 4.33e37T^{2} \)
41 \( 1 + 1.91e19iT - 5.09e38T^{2} \)
43 \( 1 + 6.07e19T + 1.59e39T^{2} \)
47 \( 1 + 1.14e20iT - 1.35e40T^{2} \)
53 \( 1 - 5.21e20iT - 2.41e41T^{2} \)
59 \( 1 + 5.99e20iT - 3.16e42T^{2} \)
61 \( 1 - 7.42e19T + 7.04e42T^{2} \)
67 \( 1 + 8.52e21T + 6.69e43T^{2} \)
71 \( 1 + 2.05e22iT - 2.69e44T^{2} \)
73 \( 1 + 3.58e22T + 5.24e44T^{2} \)
79 \( 1 + 2.61e22T + 3.49e45T^{2} \)
83 \( 1 + 1.17e23iT - 1.14e46T^{2} \)
89 \( 1 + 1.60e23iT - 6.10e46T^{2} \)
97 \( 1 + 8.32e22T + 4.81e47T^{2} \)
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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

−10.34293112562444069332788271031, −9.208581428909895941450161308913, −8.558426566617763007507567595305, −7.22988683268104517517386985023, −6.28636451059349168168839712552, −4.78865012192141584667241809036, −3.35214261794237376383883971292, −2.76263738145255698869376554296, −1.21387857195471855848124061284, −0.38964081166790271834485793612, 1.34389862486389762774753965612, 2.63773778886861712571719050481, 3.39398271351186455444275739897, 4.44527536833935794770569213412, 6.04248170033128726278061417406, 7.18783484095540620762314073798, 8.208535717938032579400314054187, 9.676464026697590901758573034377, 9.945815502999235821762274085637, 11.45585512582938517553815098117

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