Properties

Label 2-54-1.1-c9-0-10
Degree $2$
Conductor $54$
Sign $-1$
Analytic cond. $27.8119$
Root an. cond. $5.27370$
Motivic weight $9$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 16·2-s + 256·4-s − 435·5-s − 2.52e3·7-s + 4.09e3·8-s − 6.96e3·10-s − 9.12e3·11-s − 7.91e4·13-s − 4.04e4·14-s + 6.55e4·16-s − 4.37e5·17-s + 1.16e5·19-s − 1.11e5·20-s − 1.45e5·22-s − 2.61e5·23-s − 1.76e6·25-s − 1.26e6·26-s − 6.46e5·28-s − 3.96e5·29-s − 5.88e6·31-s + 1.04e6·32-s − 7.00e6·34-s + 1.09e6·35-s − 8.98e6·37-s + 1.87e6·38-s − 1.78e6·40-s + 1.74e7·41-s + ⋯
L(s)  = 1  + 0.707·2-s + 1/2·4-s − 0.311·5-s − 0.397·7-s + 0.353·8-s − 0.220·10-s − 0.187·11-s − 0.768·13-s − 0.281·14-s + 1/4·16-s − 1.27·17-s + 0.205·19-s − 0.155·20-s − 0.132·22-s − 0.194·23-s − 0.903·25-s − 0.543·26-s − 0.198·28-s − 0.104·29-s − 1.14·31-s + 0.176·32-s − 0.899·34-s + 0.123·35-s − 0.788·37-s + 0.145·38-s − 0.110·40-s + 0.964·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 54 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(10-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 54 ^{s/2} \, \Gamma_{\C}(s+9/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(54\)    =    \(2 \cdot 3^{3}\)
Sign: $-1$
Analytic conductor: \(27.8119\)
Root analytic conductor: \(5.27370\)
Motivic weight: \(9\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 54,\ (\ :9/2),\ -1)\)

Particular Values

\(L(5)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{11}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - p^{4} T \)
3 \( 1 \)
good5 \( 1 + 87 p T + p^{9} T^{2} \)
7 \( 1 + 361 p T + p^{9} T^{2} \)
11 \( 1 + 9123 T + p^{9} T^{2} \)
13 \( 1 + 79180 T + p^{9} T^{2} \)
17 \( 1 + 437976 T + p^{9} T^{2} \)
19 \( 1 - 116966 T + p^{9} T^{2} \)
23 \( 1 + 261102 T + p^{9} T^{2} \)
29 \( 1 + 396150 T + p^{9} T^{2} \)
31 \( 1 + 5882533 T + p^{9} T^{2} \)
37 \( 1 + 8986246 T + p^{9} T^{2} \)
41 \( 1 - 17449566 T + p^{9} T^{2} \)
43 \( 1 + 32094646 T + p^{9} T^{2} \)
47 \( 1 - 20965782 T + p^{9} T^{2} \)
53 \( 1 - 40669047 T + p^{9} T^{2} \)
59 \( 1 + 84383076 T + p^{9} T^{2} \)
61 \( 1 + 148038424 T + p^{9} T^{2} \)
67 \( 1 - 154939106 T + p^{9} T^{2} \)
71 \( 1 - 168343560 T + p^{9} T^{2} \)
73 \( 1 - 418697993 T + p^{9} T^{2} \)
79 \( 1 - 210598040 T + p^{9} T^{2} \)
83 \( 1 - 776394525 T + p^{9} T^{2} \)
89 \( 1 - 370837746 T + p^{9} T^{2} \)
97 \( 1 - 309841967 T + p^{9} T^{2} \)
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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

−12.88372017195797234519055815524, −11.86610457897130064965403803914, −10.72047428595499673896912644197, −9.331204129440178173824856587120, −7.71538397990724234971668049271, −6.50706422120862006957101673322, −5.04505389804521224189835032042, −3.69170885157970475903885028831, −2.17699802954477777202364576528, 0, 2.17699802954477777202364576528, 3.69170885157970475903885028831, 5.04505389804521224189835032042, 6.50706422120862006957101673322, 7.71538397990724234971668049271, 9.331204129440178173824856587120, 10.72047428595499673896912644197, 11.86610457897130064965403803914, 12.88372017195797234519055815524

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