Properties

Label 2-18e2-3.2-c4-0-3
Degree $2$
Conductor $324$
Sign $-i$
Analytic cond. $33.4918$
Root an. cond. $5.78721$
Motivic weight $4$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 12.2i·5-s − 14.2·7-s + 104. i·11-s + 75.2·13-s − 341. i·17-s − 706.·19-s + 596. i·23-s + 474.·25-s + 1.30e3i·29-s + 1.02e3·31-s + 175. i·35-s + 563.·37-s − 99.1i·41-s − 896.·43-s + 430. i·47-s + ⋯
L(s)  = 1  − 0.491i·5-s − 0.291·7-s + 0.860i·11-s + 0.445·13-s − 1.18i·17-s − 1.95·19-s + 1.12i·23-s + 0.758·25-s + 1.54i·29-s + 1.07·31-s + 0.143i·35-s + 0.411·37-s − 0.0589i·41-s − 0.484·43-s + 0.194i·47-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 324 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -i\, \overline{\Lambda}(5-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 324 ^{s/2} \, \Gamma_{\C}(s+2) \, L(s)\cr =\mathstrut & -i\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(324\)    =    \(2^{2} \cdot 3^{4}\)
Sign: $-i$
Analytic conductor: \(33.4918\)
Root analytic conductor: \(5.78721\)
Motivic weight: \(4\)
Rational: no
Arithmetic: yes
Character: $\chi_{324} (161, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 324,\ (\ :2),\ -i)\)

Particular Values

\(L(\frac{5}{2})\) \(\approx\) \(1.187297986\)
\(L(\frac12)\) \(\approx\) \(1.187297986\)
\(L(3)\) 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 \( 1 + 12.2iT - 625T^{2} \)
7 \( 1 + 14.2T + 2.40e3T^{2} \)
11 \( 1 - 104. iT - 1.46e4T^{2} \)
13 \( 1 - 75.2T + 2.85e4T^{2} \)
17 \( 1 + 341. iT - 8.35e4T^{2} \)
19 \( 1 + 706.T + 1.30e5T^{2} \)
23 \( 1 - 596. iT - 2.79e5T^{2} \)
29 \( 1 - 1.30e3iT - 7.07e5T^{2} \)
31 \( 1 - 1.02e3T + 9.23e5T^{2} \)
37 \( 1 - 563.T + 1.87e6T^{2} \)
41 \( 1 + 99.1iT - 2.82e6T^{2} \)
43 \( 1 + 896.T + 3.41e6T^{2} \)
47 \( 1 - 430. iT - 4.87e6T^{2} \)
53 \( 1 - 5.27e3iT - 7.89e6T^{2} \)
59 \( 1 - 5.63e3iT - 1.21e7T^{2} \)
61 \( 1 - 1.13e3T + 1.38e7T^{2} \)
67 \( 1 + 1.35e3T + 2.01e7T^{2} \)
71 \( 1 - 5.68e3iT - 2.54e7T^{2} \)
73 \( 1 - 4.23e3T + 2.83e7T^{2} \)
79 \( 1 + 6.13e3T + 3.89e7T^{2} \)
83 \( 1 - 7.50e3iT - 4.74e7T^{2} \)
89 \( 1 - 8.72e3iT - 6.27e7T^{2} \)
97 \( 1 - 5.44e3T + 8.85e7T^{2} \)
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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

−11.19269546101689711672096513950, −10.25443970525503768685104541800, −9.273310850138006740695461205740, −8.529527294232990013682017898718, −7.31651564992700556228294716008, −6.42445509774518911297906709428, −5.13015712684861997547887326623, −4.21410915283703071753401570865, −2.74428653612920223552533495702, −1.27035578701988277326846755452, 0.37270013246158453099451678998, 2.16315295724526497017142371644, 3.44141129426084342059414891211, 4.54219553276456518447167748428, 6.26991975764851449957783017003, 6.43097594108935883165572247086, 8.163614044981322327043538147989, 8.610371966802808560737501193715, 10.03950518675950028904928371796, 10.71140786934388147889038282121

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