Properties

Label 2-18e2-81.5-c2-0-8
Degree $2$
Conductor $324$
Sign $0.443 + 0.896i$
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  + (−2.76 − 1.16i)3-s + (−0.148 + 0.110i)5-s + (5.09 − 3.35i)7-s + (6.28 + 6.44i)9-s + (−1.69 + 14.4i)11-s + (−2.59 − 8.67i)13-s + (0.538 − 0.132i)15-s + (6.34 + 1.11i)17-s + (−4.95 − 28.1i)19-s + (−18.0 + 3.32i)21-s + (24.7 − 37.6i)23-s + (−7.16 + 23.9i)25-s + (−9.85 − 25.1i)27-s + (35.2 − 33.2i)29-s + (0.345 − 5.92i)31-s + ⋯
L(s)  = 1  + (−0.921 − 0.388i)3-s + (−0.0296 + 0.0220i)5-s + (0.728 − 0.479i)7-s + (0.698 + 0.715i)9-s + (−0.153 + 1.31i)11-s + (−0.199 − 0.667i)13-s + (0.0358 − 0.00881i)15-s + (0.373 + 0.0658i)17-s + (−0.260 − 1.47i)19-s + (−0.857 + 0.158i)21-s + (1.07 − 1.63i)23-s + (−0.286 + 0.956i)25-s + (−0.365 − 0.930i)27-s + (1.21 − 1.14i)29-s + (0.0111 − 0.191i)31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 324 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.443 + 0.896i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 324 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (0.443 + 0.896i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(324\)    =    \(2^{2} \cdot 3^{4}\)
Sign: $0.443 + 0.896i$
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: \((2,\ 324,\ (\ :1),\ 0.443 + 0.896i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(1.03359 - 0.641699i\)
\(L(\frac12)\) \(\approx\) \(1.03359 - 0.641699i\)
\(L(2)\) 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 \( 1 + (2.76 + 1.16i)T \)
good5 \( 1 + (0.148 - 0.110i)T + (7.17 - 23.9i)T^{2} \)
7 \( 1 + (-5.09 + 3.35i)T + (19.4 - 44.9i)T^{2} \)
11 \( 1 + (1.69 - 14.4i)T + (-117. - 27.9i)T^{2} \)
13 \( 1 + (2.59 + 8.67i)T + (-141. + 92.8i)T^{2} \)
17 \( 1 + (-6.34 - 1.11i)T + (271. + 98.8i)T^{2} \)
19 \( 1 + (4.95 + 28.1i)T + (-339. + 123. i)T^{2} \)
23 \( 1 + (-24.7 + 37.6i)T + (-209. - 485. i)T^{2} \)
29 \( 1 + (-35.2 + 33.2i)T + (48.8 - 839. i)T^{2} \)
31 \( 1 + (-0.345 + 5.92i)T + (-954. - 111. i)T^{2} \)
37 \( 1 + (-59.7 + 21.7i)T + (1.04e3 - 879. i)T^{2} \)
41 \( 1 + (9.46 - 39.9i)T + (-1.50e3 - 754. i)T^{2} \)
43 \( 1 + (33.4 + 77.6i)T + (-1.26e3 + 1.34e3i)T^{2} \)
47 \( 1 + (8.86 - 0.516i)T + (2.19e3 - 256. i)T^{2} \)
53 \( 1 + (-16.9 - 9.78i)T + (1.40e3 + 2.43e3i)T^{2} \)
59 \( 1 + (1.86 + 15.9i)T + (-3.38e3 + 802. i)T^{2} \)
61 \( 1 + (61.9 + 31.0i)T + (2.22e3 + 2.98e3i)T^{2} \)
67 \( 1 + (-12.7 + 13.4i)T + (-261. - 4.48e3i)T^{2} \)
71 \( 1 + (-49.6 + 59.1i)T + (-875. - 4.96e3i)T^{2} \)
73 \( 1 + (51.1 - 42.9i)T + (925. - 5.24e3i)T^{2} \)
79 \( 1 + (-95.3 + 22.6i)T + (5.57e3 - 2.80e3i)T^{2} \)
83 \( 1 + (-35.6 - 150. i)T + (-6.15e3 + 3.09e3i)T^{2} \)
89 \( 1 + (-64.2 - 76.5i)T + (-1.37e3 + 7.80e3i)T^{2} \)
97 \( 1 + (-61.2 + 82.2i)T + (-2.69e3 - 9.01e3i)T^{2} \)
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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

−11.15927917126007282596965567963, −10.54691020114562427082879529000, −9.578449798989778104178999268216, −8.106376288732160659215698387682, −7.30234712608467754950300047268, −6.47381691125800032520957927520, −5.03385969946967081366996652632, −4.50940192255732099771840036773, −2.37769805468740035718904783924, −0.75747909613807939706186998865, 1.30151042643867354792217285856, 3.33795947208944638556712035306, 4.68439438198756637835431442342, 5.60427272005315546068736128849, 6.43307681211391228734812732545, 7.81242212062084458019988792604, 8.770603140814311818804291643340, 9.845392356477863442444355945567, 10.78138359138316953815524996323, 11.59298570127098779006178446771

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