Properties

Label 2-12e3-4.3-c2-0-18
Degree $2$
Conductor $1728$
Sign $1$
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  − 6.59·5-s − 4.56i·7-s + 1.16i·11-s − 13.5·13-s − 5.32·17-s + 25.1i·19-s − 10.4i·23-s + 18.5·25-s − 47.0·29-s + 22.3i·31-s + 30.0i·35-s + 60.7·37-s − 8.81·41-s − 29.1i·43-s − 78.2i·47-s + ⋯
L(s)  = 1  − 1.31·5-s − 0.651i·7-s + 0.105i·11-s − 1.04·13-s − 0.313·17-s + 1.32i·19-s − 0.453i·23-s + 0.740·25-s − 1.62·29-s + 0.722i·31-s + 0.859i·35-s + 1.64·37-s − 0.215·41-s − 0.677i·43-s − 1.66i·47-s + ⋯

Functional equation

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

Invariants

Degree: \(2\)
Conductor: \(1728\)    =    \(2^{6} \cdot 3^{3}\)
Sign: $1$
Analytic conductor: \(47.0845\)
Root analytic conductor: \(6.86182\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{1728} (703, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1728,\ (\ :1),\ 1)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(0.9394602411\)
\(L(\frac12)\) \(\approx\) \(0.9394602411\)
\(L(2)\) 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 \( 1 + 6.59T + 25T^{2} \)
7 \( 1 + 4.56iT - 49T^{2} \)
11 \( 1 - 1.16iT - 121T^{2} \)
13 \( 1 + 13.5T + 169T^{2} \)
17 \( 1 + 5.32T + 289T^{2} \)
19 \( 1 - 25.1iT - 361T^{2} \)
23 \( 1 + 10.4iT - 529T^{2} \)
29 \( 1 + 47.0T + 841T^{2} \)
31 \( 1 - 22.3iT - 961T^{2} \)
37 \( 1 - 60.7T + 1.36e3T^{2} \)
41 \( 1 + 8.81T + 1.68e3T^{2} \)
43 \( 1 + 29.1iT - 1.84e3T^{2} \)
47 \( 1 + 78.2iT - 2.20e3T^{2} \)
53 \( 1 + 62.7T + 2.80e3T^{2} \)
59 \( 1 - 109. iT - 3.48e3T^{2} \)
61 \( 1 - 66.4T + 3.72e3T^{2} \)
67 \( 1 + 81.9iT - 4.48e3T^{2} \)
71 \( 1 - 40.7iT - 5.04e3T^{2} \)
73 \( 1 + 4.29T + 5.32e3T^{2} \)
79 \( 1 - 5.20iT - 6.24e3T^{2} \)
83 \( 1 + 115. iT - 6.88e3T^{2} \)
89 \( 1 - 141.T + 7.92e3T^{2} \)
97 \( 1 - 136.T + 9.40e3T^{2} \)
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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

−9.069430539420396299631487956388, −8.163591482699218626640506970971, −7.51666954418492289452302551733, −7.07198512941465851506439228182, −5.91489222572362610782965094887, −4.83107629281267379147351912232, −4.05904381212016117248343016257, −3.41084347102244334703632373978, −2.05693874097741981822762830370, −0.53837754499369090984439100671, 0.49100809763707120611175436827, 2.22843647115315784135964639149, 3.14275218271398358229483798098, 4.20150719954522756017223465779, 4.88674000230884909754615753262, 5.88011682402177885960820072648, 6.92353742733050492863843233033, 7.65917488767265795650734408317, 8.159161522049558678669149987134, 9.294434067716921733135295202029

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