Properties

Label 2-54-27.23-c2-0-4
Degree $2$
Conductor $54$
Sign $0.537 + 0.843i$
Analytic cond. $1.47139$
Root an. cond. $1.21301$
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  + (0.483 − 1.32i)2-s + (2.82 − 1.01i)3-s + (−1.53 − 1.28i)4-s + (0.891 + 0.157i)5-s + (0.0210 − 4.24i)6-s + (−5.50 + 4.61i)7-s + (−2.44 + 1.41i)8-s + (6.95 − 5.71i)9-s + (0.639 − 1.10i)10-s + (7.28 − 1.28i)11-s + (−5.62 − 2.08i)12-s + (−18.3 + 6.68i)13-s + (3.47 + 9.54i)14-s + (2.67 − 0.458i)15-s + (0.694 + 3.93i)16-s + (12.7 + 7.37i)17-s + ⋯
L(s)  = 1  + (0.241 − 0.664i)2-s + (0.941 − 0.337i)3-s + (−0.383 − 0.321i)4-s + (0.178 + 0.0314i)5-s + (0.00350 − 0.707i)6-s + (−0.785 + 0.659i)7-s + (−0.306 + 0.176i)8-s + (0.772 − 0.635i)9-s + (0.0639 − 0.110i)10-s + (0.662 − 0.116i)11-s + (−0.468 − 0.173i)12-s + (−1.41 + 0.514i)13-s + (0.248 + 0.681i)14-s + (0.178 − 0.0305i)15-s + (0.0434 + 0.246i)16-s + (0.751 + 0.434i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 54 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.537 + 0.843i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 54 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (0.537 + 0.843i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(54\)    =    \(2 \cdot 3^{3}\)
Sign: $0.537 + 0.843i$
Analytic conductor: \(1.47139\)
Root analytic conductor: \(1.21301\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{54} (23, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 54,\ (\ :1),\ 0.537 + 0.843i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(1.34736 - 0.739465i\)
\(L(\frac12)\) \(\approx\) \(1.34736 - 0.739465i\)
\(L(2)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (-0.483 + 1.32i)T \)
3 \( 1 + (-2.82 + 1.01i)T \)
good5 \( 1 + (-0.891 - 0.157i)T + (23.4 + 8.55i)T^{2} \)
7 \( 1 + (5.50 - 4.61i)T + (8.50 - 48.2i)T^{2} \)
11 \( 1 + (-7.28 + 1.28i)T + (113. - 41.3i)T^{2} \)
13 \( 1 + (18.3 - 6.68i)T + (129. - 108. i)T^{2} \)
17 \( 1 + (-12.7 - 7.37i)T + (144.5 + 250. i)T^{2} \)
19 \( 1 + (-6.58 - 11.4i)T + (-180.5 + 312. i)T^{2} \)
23 \( 1 + (15.0 - 17.9i)T + (-91.8 - 520. i)T^{2} \)
29 \( 1 + (-13.5 + 37.1i)T + (-644. - 540. i)T^{2} \)
31 \( 1 + (9.20 + 7.72i)T + (166. + 946. i)T^{2} \)
37 \( 1 + (-33.0 + 57.1i)T + (-684.5 - 1.18e3i)T^{2} \)
41 \( 1 + (26.1 + 71.8i)T + (-1.28e3 + 1.08e3i)T^{2} \)
43 \( 1 + (-9.66 - 54.8i)T + (-1.73e3 + 632. i)T^{2} \)
47 \( 1 + (0.204 + 0.243i)T + (-383. + 2.17e3i)T^{2} \)
53 \( 1 - 0.264iT - 2.80e3T^{2} \)
59 \( 1 + (62.3 + 10.9i)T + (3.27e3 + 1.19e3i)T^{2} \)
61 \( 1 + (42.4 - 35.6i)T + (646. - 3.66e3i)T^{2} \)
67 \( 1 + (-58.6 + 21.3i)T + (3.43e3 - 2.88e3i)T^{2} \)
71 \( 1 + (-57.0 - 32.9i)T + (2.52e3 + 4.36e3i)T^{2} \)
73 \( 1 + (-22.7 - 39.3i)T + (-2.66e3 + 4.61e3i)T^{2} \)
79 \( 1 + (-22.8 - 8.33i)T + (4.78e3 + 4.01e3i)T^{2} \)
83 \( 1 + (28.1 - 77.2i)T + (-5.27e3 - 4.42e3i)T^{2} \)
89 \( 1 + (-115. + 66.6i)T + (3.96e3 - 6.85e3i)T^{2} \)
97 \( 1 + (11.9 + 67.8i)T + (-8.84e3 + 3.21e3i)T^{2} \)
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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

−14.58002428003038643008766201163, −13.85693470653973845162807717293, −12.54084534890505198039683490799, −11.93413972558226761810750516540, −9.852126168685976212721726087904, −9.355026620339179140761724945212, −7.72629482969175581643907410224, −6.02849691942766652989607639362, −3.83156481441931742622711093152, −2.25542782338801403643698443051, 3.21802727489498168280848481960, 4.81357597313444444844623199547, 6.80178964552566361997204718415, 7.87338221131156393807998679724, 9.406400328376012984056517854884, 10.12656897887176628796372688112, 12.25632153193234486054849359414, 13.39930193688468393081427389171, 14.28045955692318643373865487986, 15.14230233585643474511354836823

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