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Properties

Label 2-48-16.11-c2-0-2
Degree $2$
Conductor $48$
Sign $0.997 - 0.0701i$
Analytic cond. $1.30790$
Root an. cond. $1.14363$
Motivic weight $2$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (−1.78 − 0.911i)2-s + (1.22 + 1.22i)3-s + (2.33 + 3.24i)4-s + (1.00 + 1.00i)5-s + (−1.06 − 3.29i)6-s + 10.0·7-s + (−1.20 − 7.90i)8-s + 2.99i·9-s + (−0.875 − 2.71i)10-s + (2.26 − 2.26i)11-s + (−1.11 + 6.83i)12-s + (−6.88 + 6.88i)13-s + (−17.8 − 9.13i)14-s + 2.46i·15-s + (−5.07 + 15.1i)16-s − 22.3·17-s + ⋯
L(s)  = 1  + (−0.890 − 0.455i)2-s + (0.408 + 0.408i)3-s + (0.584 + 0.811i)4-s + (0.201 + 0.201i)5-s + (−0.177 − 0.549i)6-s + 1.43·7-s + (−0.150 − 0.988i)8-s + 0.333i·9-s + (−0.0875 − 0.271i)10-s + (0.205 − 0.205i)11-s + (−0.0926 + 0.569i)12-s + (−0.529 + 0.529i)13-s + (−1.27 − 0.652i)14-s + 0.164i·15-s + (−0.316 + 0.948i)16-s − 1.31·17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 48 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.997 - 0.0701i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 48 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (0.997 - 0.0701i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(48\)    =    \(2^{4} \cdot 3\)
Sign: $0.997 - 0.0701i$
Analytic conductor: \(1.30790\)
Root analytic conductor: \(1.14363\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{48} (43, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 48,\ (\ :1),\ 0.997 - 0.0701i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(0.949911 + 0.0333689i\)
\(L(\frac12)\) \(\approx\) \(0.949911 + 0.0333689i\)
\(L(2)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (1.78 + 0.911i)T \)
3 \( 1 + (-1.22 - 1.22i)T \)
good5 \( 1 + (-1.00 - 1.00i)T + 25iT^{2} \)
7 \( 1 - 10.0T + 49T^{2} \)
11 \( 1 + (-2.26 + 2.26i)T - 121iT^{2} \)
13 \( 1 + (6.88 - 6.88i)T - 169iT^{2} \)
17 \( 1 + 22.3T + 289T^{2} \)
19 \( 1 + (16.8 + 16.8i)T + 361iT^{2} \)
23 \( 1 - 33.2T + 529T^{2} \)
29 \( 1 + (24.6 - 24.6i)T - 841iT^{2} \)
31 \( 1 + 41.3iT - 961T^{2} \)
37 \( 1 + (6.60 + 6.60i)T + 1.36e3iT^{2} \)
41 \( 1 + 47.1iT - 1.68e3T^{2} \)
43 \( 1 + (48.8 - 48.8i)T - 1.84e3iT^{2} \)
47 \( 1 - 45.6iT - 2.20e3T^{2} \)
53 \( 1 + (-25.1 - 25.1i)T + 2.80e3iT^{2} \)
59 \( 1 + (-6.23 + 6.23i)T - 3.48e3iT^{2} \)
61 \( 1 + (-35.9 + 35.9i)T - 3.72e3iT^{2} \)
67 \( 1 + (-10.2 - 10.2i)T + 4.48e3iT^{2} \)
71 \( 1 - 11.9T + 5.04e3T^{2} \)
73 \( 1 - 111. iT - 5.32e3T^{2} \)
79 \( 1 - 4.46iT - 6.24e3T^{2} \)
83 \( 1 + (-10.1 - 10.1i)T + 6.88e3iT^{2} \)
89 \( 1 + 21.9iT - 7.92e3T^{2} \)
97 \( 1 - 107.T + 9.40e3T^{2} \)
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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

−15.42825390579123626567174061049, −14.50985868534496028549840764747, −13.07185284558743146232146104911, −11.39922327493327407769392687577, −10.83325635337146326300549005203, −9.276399313415607694901956751152, −8.413467398195352673657293578000, −6.99004006112537886485174397334, −4.49102081397836036664684980251, −2.24667172879860080816651333436, 1.83178116133491254186155661668, 5.11393796058501629962095839836, 6.91449198958805357920618074753, 8.120794609296671602233459707337, 9.012429471452659227751884744783, 10.55554166550474892854952761772, 11.68309274802240828880611444543, 13.29573342949317834423757883403, 14.73902201821293884395287115111, 15.13865659097150394382989108705

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