Properties

Label 2-54-27.16-c3-0-2
Degree $2$
Conductor $54$
Sign $0.917 - 0.397i$
Analytic cond. $3.18610$
Root an. cond. $1.78496$
Motivic weight $3$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (−1.53 − 1.28i)2-s + (4.44 + 2.68i)3-s + (0.694 + 3.93i)4-s + (3.40 + 1.23i)5-s + (−3.36 − 9.83i)6-s + (−3.51 + 19.9i)7-s + (4.00 − 6.92i)8-s + (12.6 + 23.8i)9-s + (−3.62 − 6.27i)10-s + (49.0 − 17.8i)11-s + (−7.47 + 19.3i)12-s + (20.2 − 16.9i)13-s + (31.0 − 26.0i)14-s + (11.8 + 14.6i)15-s + (−15.0 + 5.47i)16-s + (−23.7 − 41.1i)17-s + ⋯
L(s)  = 1  + (−0.541 − 0.454i)2-s + (0.856 + 0.516i)3-s + (0.0868 + 0.492i)4-s + (0.304 + 0.110i)5-s + (−0.229 − 0.668i)6-s + (−0.189 + 1.07i)7-s + (0.176 − 0.306i)8-s + (0.466 + 0.884i)9-s + (−0.114 − 0.198i)10-s + (1.34 − 0.488i)11-s + (−0.179 + 0.466i)12-s + (0.432 − 0.362i)13-s + (0.592 − 0.496i)14-s + (0.203 + 0.252i)15-s + (−0.234 + 0.0855i)16-s + (−0.338 − 0.586i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 54 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.917 - 0.397i)\, \overline{\Lambda}(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 54 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & (0.917 - 0.397i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(54\)    =    \(2 \cdot 3^{3}\)
Sign: $0.917 - 0.397i$
Analytic conductor: \(3.18610\)
Root analytic conductor: \(1.78496\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: $\chi_{54} (43, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 54,\ (\ :3/2),\ 0.917 - 0.397i)\)

Particular Values

\(L(2)\) \(\approx\) \(1.42223 + 0.294663i\)
\(L(\frac12)\) \(\approx\) \(1.42223 + 0.294663i\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (1.53 + 1.28i)T \)
3 \( 1 + (-4.44 - 2.68i)T \)
good5 \( 1 + (-3.40 - 1.23i)T + (95.7 + 80.3i)T^{2} \)
7 \( 1 + (3.51 - 19.9i)T + (-322. - 117. i)T^{2} \)
11 \( 1 + (-49.0 + 17.8i)T + (1.01e3 - 855. i)T^{2} \)
13 \( 1 + (-20.2 + 16.9i)T + (381. - 2.16e3i)T^{2} \)
17 \( 1 + (23.7 + 41.1i)T + (-2.45e3 + 4.25e3i)T^{2} \)
19 \( 1 + (61.3 - 106. i)T + (-3.42e3 - 5.94e3i)T^{2} \)
23 \( 1 + (17.4 + 98.9i)T + (-1.14e4 + 4.16e3i)T^{2} \)
29 \( 1 + (66.6 + 55.9i)T + (4.23e3 + 2.40e4i)T^{2} \)
31 \( 1 + (39.5 + 224. i)T + (-2.79e4 + 1.01e4i)T^{2} \)
37 \( 1 + (-60.3 - 104. i)T + (-2.53e4 + 4.38e4i)T^{2} \)
41 \( 1 + (24.5 - 20.5i)T + (1.19e4 - 6.78e4i)T^{2} \)
43 \( 1 + (-267. + 97.2i)T + (6.09e4 - 5.11e4i)T^{2} \)
47 \( 1 + (-43.5 + 247. i)T + (-9.75e4 - 3.55e4i)T^{2} \)
53 \( 1 + 747.T + 1.48e5T^{2} \)
59 \( 1 + (-573. - 208. i)T + (1.57e5 + 1.32e5i)T^{2} \)
61 \( 1 + (-25.6 + 145. i)T + (-2.13e5 - 7.76e4i)T^{2} \)
67 \( 1 + (-680. + 571. i)T + (5.22e4 - 2.96e5i)T^{2} \)
71 \( 1 + (186. + 323. i)T + (-1.78e5 + 3.09e5i)T^{2} \)
73 \( 1 + (315. - 547. i)T + (-1.94e5 - 3.36e5i)T^{2} \)
79 \( 1 + (-812. - 682. i)T + (8.56e4 + 4.85e5i)T^{2} \)
83 \( 1 + (931. + 781. i)T + (9.92e4 + 5.63e5i)T^{2} \)
89 \( 1 + (150. - 261. i)T + (-3.52e5 - 6.10e5i)T^{2} \)
97 \( 1 + (-424. + 154. i)T + (6.99e5 - 5.86e5i)T^{2} \)
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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

−14.92189380021802921091109778179, −13.90850169303791814823907793426, −12.56884780001825720910125495375, −11.32881596512064951679635235911, −9.956272351808186036320378392411, −9.054711090518335023116484686893, −8.160685489334177496136621225465, −6.14436759372818303112595710895, −3.88298820929161536245091232617, −2.25440409436477218565920829459, 1.48905244464250599364676311813, 4.00124964665626054022521241943, 6.50540426440031005353670125701, 7.33146714996331482796451313177, 8.829282501667729938910436409089, 9.629676696171492722906055125416, 11.14342353821219023067856482879, 12.84167815534774142387317788387, 13.83822361634726315425301471553, 14.66739752220856246127201459269

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