Properties

Label 2-18e2-3.2-c2-0-3
Degree $2$
Conductor $324$
Sign $1$
Analytic cond. $8.82836$
Root an. cond. $2.97125$
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  − 1.55i·5-s + 4.19·7-s + 15.8i·11-s + 9.39·13-s − 23.9i·17-s + 18.9·19-s − 25.1i·23-s + 22.5·25-s + 55.2i·29-s + 39.1·31-s − 6.51i·35-s + 19.1·37-s − 2.80i·41-s + 33.7·43-s + 16.1i·47-s + ⋯
L(s)  = 1  − 0.310i·5-s + 0.599·7-s + 1.43i·11-s + 0.722·13-s − 1.40i·17-s + 0.998·19-s − 1.09i·23-s + 0.903·25-s + 1.90i·29-s + 1.26·31-s − 0.186i·35-s + 0.518·37-s − 0.0683i·41-s + 0.785·43-s + 0.343i·47-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 324 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 324 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & \, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(324\)    =    \(2^{2} \cdot 3^{4}\)
Sign: $1$
Analytic conductor: \(8.82836\)
Root analytic conductor: \(2.97125\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{324} (161, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 324,\ (\ :1),\ 1)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(1.84243\)
\(L(\frac12)\) \(\approx\) \(1.84243\)
\(L(2)\) 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 \( 1 + 1.55iT - 25T^{2} \)
7 \( 1 - 4.19T + 49T^{2} \)
11 \( 1 - 15.8iT - 121T^{2} \)
13 \( 1 - 9.39T + 169T^{2} \)
17 \( 1 + 23.9iT - 289T^{2} \)
19 \( 1 - 18.9T + 361T^{2} \)
23 \( 1 + 25.1iT - 529T^{2} \)
29 \( 1 - 55.2iT - 841T^{2} \)
31 \( 1 - 39.1T + 961T^{2} \)
37 \( 1 - 19.1T + 1.36e3T^{2} \)
41 \( 1 + 2.80iT - 1.68e3T^{2} \)
43 \( 1 - 33.7T + 1.84e3T^{2} \)
47 \( 1 - 16.1iT - 2.20e3T^{2} \)
53 \( 1 + 53.7iT - 2.80e3T^{2} \)
59 \( 1 + 9.92iT - 3.48e3T^{2} \)
61 \( 1 + 62.7T + 3.72e3T^{2} \)
67 \( 1 - 20.5T + 4.48e3T^{2} \)
71 \( 1 - 113. iT - 5.04e3T^{2} \)
73 \( 1 + 110.T + 5.32e3T^{2} \)
79 \( 1 - 40.6T + 6.24e3T^{2} \)
83 \( 1 + 164. iT - 6.88e3T^{2} \)
89 \( 1 + 13.6iT - 7.92e3T^{2} \)
97 \( 1 + 154.T + 9.40e3T^{2} \)
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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

−11.46464818644992980246921158374, −10.46843976449011184613352618164, −9.488867508759330702300204173544, −8.631304684732611329347005333085, −7.52265305052843310296053383672, −6.69662764357629439927133519543, −5.15433083830484049087304273826, −4.51991012831421237455078005825, −2.83397675888585095071214796323, −1.23599859743626307246974815352, 1.19735404721171998666768906021, 2.99843533942814589018811870091, 4.13617903638453728267983906186, 5.63461406174586488362283557152, 6.33386686322493924054873284539, 7.81682792424688675820162605131, 8.393912694211232332621122928540, 9.521846276919860956664870286524, 10.71360166896402505764411410837, 11.24949361617741493184968554661

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