Properties

Label 2-18e2-81.5-c2-0-3
Degree $2$
Conductor $324$
Sign $-0.154 - 0.988i$
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  + (−2.85 + 0.915i)3-s + (−4.55 + 3.39i)5-s + (9.74 − 6.40i)7-s + (7.32 − 5.23i)9-s + (0.713 − 6.10i)11-s + (4.08 + 13.6i)13-s + (9.91 − 13.8i)15-s + (−21.2 − 3.75i)17-s + (6.10 + 34.6i)19-s + (−21.9 + 27.2i)21-s + (−11.5 + 17.4i)23-s + (2.09 − 7.00i)25-s + (−16.1 + 21.6i)27-s + (4.94 − 4.66i)29-s + (−2.02 + 34.7i)31-s + ⋯
L(s)  = 1  + (−0.952 + 0.305i)3-s + (−0.911 + 0.678i)5-s + (1.39 − 0.915i)7-s + (0.813 − 0.581i)9-s + (0.0648 − 0.554i)11-s + (0.313 + 1.04i)13-s + (0.661 − 0.924i)15-s + (−1.25 − 0.220i)17-s + (0.321 + 1.82i)19-s + (−1.04 + 1.29i)21-s + (−0.500 + 0.760i)23-s + (0.0839 − 0.280i)25-s + (−0.597 + 0.802i)27-s + (0.170 − 0.160i)29-s + (−0.0653 + 1.12i)31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 324 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.154 - 0.988i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 324 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (-0.154 - 0.988i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(324\)    =    \(2^{2} \cdot 3^{4}\)
Sign: $-0.154 - 0.988i$
Analytic conductor: \(8.82836\)
Root analytic conductor: \(2.97125\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{324} (5, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 324,\ (\ :1),\ -0.154 - 0.988i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(0.586528 + 0.685323i\)
\(L(\frac12)\) \(\approx\) \(0.586528 + 0.685323i\)
\(L(2)\) 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 \( 1 + (2.85 - 0.915i)T \)
good5 \( 1 + (4.55 - 3.39i)T + (7.17 - 23.9i)T^{2} \)
7 \( 1 + (-9.74 + 6.40i)T + (19.4 - 44.9i)T^{2} \)
11 \( 1 + (-0.713 + 6.10i)T + (-117. - 27.9i)T^{2} \)
13 \( 1 + (-4.08 - 13.6i)T + (-141. + 92.8i)T^{2} \)
17 \( 1 + (21.2 + 3.75i)T + (271. + 98.8i)T^{2} \)
19 \( 1 + (-6.10 - 34.6i)T + (-339. + 123. i)T^{2} \)
23 \( 1 + (11.5 - 17.4i)T + (-209. - 485. i)T^{2} \)
29 \( 1 + (-4.94 + 4.66i)T + (48.8 - 839. i)T^{2} \)
31 \( 1 + (2.02 - 34.7i)T + (-954. - 111. i)T^{2} \)
37 \( 1 + (-14.3 + 5.21i)T + (1.04e3 - 879. i)T^{2} \)
41 \( 1 + (0.792 - 3.34i)T + (-1.50e3 - 754. i)T^{2} \)
43 \( 1 + (5.34 + 12.3i)T + (-1.26e3 + 1.34e3i)T^{2} \)
47 \( 1 + (-29.6 + 1.72i)T + (2.19e3 - 256. i)T^{2} \)
53 \( 1 + (-58.2 - 33.6i)T + (1.40e3 + 2.43e3i)T^{2} \)
59 \( 1 + (-5.87 - 50.2i)T + (-3.38e3 + 802. i)T^{2} \)
61 \( 1 + (19.7 + 9.92i)T + (2.22e3 + 2.98e3i)T^{2} \)
67 \( 1 + (72.8 - 77.1i)T + (-261. - 4.48e3i)T^{2} \)
71 \( 1 + (63.7 - 76.0i)T + (-875. - 4.96e3i)T^{2} \)
73 \( 1 + (40.8 - 34.2i)T + (925. - 5.24e3i)T^{2} \)
79 \( 1 + (-70.7 + 16.7i)T + (5.57e3 - 2.80e3i)T^{2} \)
83 \( 1 + (-20.3 - 85.6i)T + (-6.15e3 + 3.09e3i)T^{2} \)
89 \( 1 + (17.1 + 20.4i)T + (-1.37e3 + 7.80e3i)T^{2} \)
97 \( 1 + (-25.5 + 34.3i)T + (-2.69e3 - 9.01e3i)T^{2} \)
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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

−11.53029728273235051245342331724, −10.91915613368680149463158243096, −10.21439203034714417075792311868, −8.742248706554161689382262286731, −7.62555503656015854117732150296, −6.93606433008364612346485899635, −5.71594206519305134506384258123, −4.36870334346799375425419599641, −3.82432195528885319479914378081, −1.41483685647485003493912449335, 0.52888160263866085700447182493, 2.18475513532811910328119361194, 4.49365480257482527608180226765, 4.90892997941550771918707336618, 6.10766979689044240262078458224, 7.42126344996563982577916843835, 8.216281296453379748518194295658, 9.036869506651318970704853864051, 10.59956074990891556705941474705, 11.37110008308354668038535459235

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