Properties

Label 2-54-27.25-c1-0-2
Degree $2$
Conductor $54$
Sign $0.678 + 0.734i$
Analytic cond. $0.431192$
Root an. cond. $0.656652$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (0.173 − 0.984i)2-s + (1.56 − 0.741i)3-s + (−0.939 − 0.342i)4-s + (−3.10 + 2.60i)5-s + (−0.458 − 1.67i)6-s + (0.144 − 0.0525i)7-s + (−0.5 + 0.866i)8-s + (1.90 − 2.32i)9-s + (2.02 + 3.50i)10-s + (0.169 + 0.141i)11-s + (−1.72 + 0.161i)12-s + (0.103 + 0.585i)13-s + (−0.0266 − 0.151i)14-s + (−2.92 + 6.37i)15-s + (0.766 + 0.642i)16-s + (−2.78 − 4.81i)17-s + ⋯
L(s)  = 1  + (0.122 − 0.696i)2-s + (0.903 − 0.428i)3-s + (−0.469 − 0.171i)4-s + (−1.38 + 1.16i)5-s + (−0.187 − 0.681i)6-s + (0.0545 − 0.0198i)7-s + (−0.176 + 0.306i)8-s + (0.633 − 0.773i)9-s + (0.639 + 1.10i)10-s + (0.0510 + 0.0428i)11-s + (−0.497 + 0.0466i)12-s + (0.0286 + 0.162i)13-s + (−0.00712 − 0.0404i)14-s + (−0.754 + 1.64i)15-s + (0.191 + 0.160i)16-s + (−0.674 − 1.16i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 54 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.678 + 0.734i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 54 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.678 + 0.734i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(54\)    =    \(2 \cdot 3^{3}\)
Sign: $0.678 + 0.734i$
Analytic conductor: \(0.431192\)
Root analytic conductor: \(0.656652\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{54} (25, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 54,\ (\ :1/2),\ 0.678 + 0.734i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.856819 - 0.375109i\)
\(L(\frac12)\) \(\approx\) \(0.856819 - 0.375109i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (-0.173 + 0.984i)T \)
3 \( 1 + (-1.56 + 0.741i)T \)
good5 \( 1 + (3.10 - 2.60i)T + (0.868 - 4.92i)T^{2} \)
7 \( 1 + (-0.144 + 0.0525i)T + (5.36 - 4.49i)T^{2} \)
11 \( 1 + (-0.169 - 0.141i)T + (1.91 + 10.8i)T^{2} \)
13 \( 1 + (-0.103 - 0.585i)T + (-12.2 + 4.44i)T^{2} \)
17 \( 1 + (2.78 + 4.81i)T + (-8.5 + 14.7i)T^{2} \)
19 \( 1 + (1.91 - 3.30i)T + (-9.5 - 16.4i)T^{2} \)
23 \( 1 + (-5.50 - 2.00i)T + (17.6 + 14.7i)T^{2} \)
29 \( 1 + (-0.129 + 0.736i)T + (-27.2 - 9.91i)T^{2} \)
31 \( 1 + (4.77 + 1.73i)T + (23.7 + 19.9i)T^{2} \)
37 \( 1 + (1.87 + 3.24i)T + (-18.5 + 32.0i)T^{2} \)
41 \( 1 + (-0.690 - 3.91i)T + (-38.5 + 14.0i)T^{2} \)
43 \( 1 + (-7.81 - 6.56i)T + (7.46 + 42.3i)T^{2} \)
47 \( 1 + (-0.447 + 0.162i)T + (36.0 - 30.2i)T^{2} \)
53 \( 1 - 3.29T + 53T^{2} \)
59 \( 1 + (-5.57 + 4.67i)T + (10.2 - 58.1i)T^{2} \)
61 \( 1 + (3.16 - 1.15i)T + (46.7 - 39.2i)T^{2} \)
67 \( 1 + (-1.29 - 7.34i)T + (-62.9 + 22.9i)T^{2} \)
71 \( 1 + (1.42 + 2.47i)T + (-35.5 + 61.4i)T^{2} \)
73 \( 1 + (-0.638 + 1.10i)T + (-36.5 - 63.2i)T^{2} \)
79 \( 1 + (0.574 - 3.25i)T + (-74.2 - 27.0i)T^{2} \)
83 \( 1 + (1.43 - 8.14i)T + (-77.9 - 28.3i)T^{2} \)
89 \( 1 + (-2.47 + 4.29i)T + (-44.5 - 77.0i)T^{2} \)
97 \( 1 + (-4.33 - 3.63i)T + (16.8 + 95.5i)T^{2} \)
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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

−14.91276522726407566935888980445, −14.23110278887579713590137251060, −12.92088791134098486457444154517, −11.73676094575640623097684416171, −10.85831322591716257302553451092, −9.309317541939234348666975676203, −7.913496067823976322650479653629, −6.90254406991104027044714958256, −4.07282333162853230174924346812, −2.83059906697665274024251745673, 3.84118534107726967099610747639, 4.90213228101025682137794310419, 7.25736989628676651776713247279, 8.474823060649352226652436804198, 8.949650022568993651065485338814, 10.87443108332732787856548865640, 12.51243875365985726355157197373, 13.28979693734811477262703128645, 14.84866699221998721990625739702, 15.44735440496736777819865937373

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