Properties

Label 2-12e3-24.5-c2-0-25
Degree $2$
Conductor $1728$
Sign $0.258 - 0.965i$
Analytic cond. $47.0845$
Root an. cond. $6.86182$
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  + 4.89·5-s + 1.73·7-s + 8.48·11-s + 5.19i·13-s + 25.4i·17-s + 5i·19-s + 24.4i·23-s − 1.00·25-s − 39.1·29-s + 13.8·31-s + 8.48·35-s + 32.9i·37-s − 16.9i·41-s + 34i·43-s − 4.89i·47-s + ⋯
L(s)  = 1  + 0.979·5-s + 0.247·7-s + 0.771·11-s + 0.399i·13-s + 1.49i·17-s + 0.263i·19-s + 1.06i·23-s − 0.0400·25-s − 1.35·29-s + 0.446·31-s + 0.242·35-s + 0.889i·37-s − 0.413i·41-s + 0.790i·43-s − 0.104i·47-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1728 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.258 - 0.965i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1728 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (0.258 - 0.965i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1728\)    =    \(2^{6} \cdot 3^{3}\)
Sign: $0.258 - 0.965i$
Analytic conductor: \(47.0845\)
Root analytic conductor: \(6.86182\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{1728} (161, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1728,\ (\ :1),\ 0.258 - 0.965i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(2.332837758\)
\(L(\frac12)\) \(\approx\) \(2.332837758\)
\(L(2)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 \)
good5 \( 1 - 4.89T + 25T^{2} \)
7 \( 1 - 1.73T + 49T^{2} \)
11 \( 1 - 8.48T + 121T^{2} \)
13 \( 1 - 5.19iT - 169T^{2} \)
17 \( 1 - 25.4iT - 289T^{2} \)
19 \( 1 - 5iT - 361T^{2} \)
23 \( 1 - 24.4iT - 529T^{2} \)
29 \( 1 + 39.1T + 841T^{2} \)
31 \( 1 - 13.8T + 961T^{2} \)
37 \( 1 - 32.9iT - 1.36e3T^{2} \)
41 \( 1 + 16.9iT - 1.68e3T^{2} \)
43 \( 1 - 34iT - 1.84e3T^{2} \)
47 \( 1 + 4.89iT - 2.20e3T^{2} \)
53 \( 1 - 9.79T + 2.80e3T^{2} \)
59 \( 1 - 76.3T + 3.48e3T^{2} \)
61 \( 1 - 22.5iT - 3.72e3T^{2} \)
67 \( 1 - 19iT - 4.48e3T^{2} \)
71 \( 1 + 68.5iT - 5.04e3T^{2} \)
73 \( 1 + 25T + 5.32e3T^{2} \)
79 \( 1 - 140.T + 6.24e3T^{2} \)
83 \( 1 + 101.T + 6.88e3T^{2} \)
89 \( 1 - 8.48iT - 7.92e3T^{2} \)
97 \( 1 + 71T + 9.40e3T^{2} \)
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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

−9.437717126696337114516853645650, −8.572042083168946086641972822015, −7.78823406238019454848458143959, −6.75115753600749692311389906986, −6.05602142461970817602258367277, −5.41255207110178289674748451470, −4.25857735419637154288961709872, −3.44534961087600860397628721281, −2.00316935279502300939463428374, −1.41034842124828372133635170184, 0.60290116123172740402373703382, 1.88030231727337441014917715727, 2.76840751761834773182240751640, 3.96417018819957056405909117949, 4.99982029891075909795923308187, 5.68377604702938448782954375291, 6.57577297761854588456464622115, 7.27198459572557051650686313375, 8.260118224340053141819841639355, 9.179994548429633750260082172194

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