Properties

Label 2-3e8-1.1-c1-0-29
Degree $2$
Conductor $6561$
Sign $1$
Analytic cond. $52.3898$
Root an. cond. $7.23808$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 1.91·2-s + 1.65·4-s − 2.48·5-s − 4.55·7-s − 0.654·8-s − 4.75·10-s − 0.317·11-s − 3.40·13-s − 8.70·14-s − 4.56·16-s − 5.09·17-s − 1.24·19-s − 4.11·20-s − 0.607·22-s + 1.90·23-s + 1.17·25-s − 6.50·26-s − 7.54·28-s + 3.46·29-s + 6.78·31-s − 7.42·32-s − 9.75·34-s + 11.3·35-s + 8.53·37-s − 2.38·38-s + 1.62·40-s + 6.35·41-s + ⋯
L(s)  = 1  + 1.35·2-s + 0.828·4-s − 1.11·5-s − 1.72·7-s − 0.231·8-s − 1.50·10-s − 0.0958·11-s − 0.943·13-s − 2.32·14-s − 1.14·16-s − 1.23·17-s − 0.285·19-s − 0.921·20-s − 0.129·22-s + 0.397·23-s + 0.234·25-s − 1.27·26-s − 1.42·28-s + 0.643·29-s + 1.21·31-s − 1.31·32-s − 1.67·34-s + 1.91·35-s + 1.40·37-s − 0.386·38-s + 0.256·40-s + 0.991·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 6561 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 6561 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(6561\)    =    \(3^{8}\)
Sign: $1$
Analytic conductor: \(52.3898\)
Root analytic conductor: \(7.23808\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 6561,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.035906493\)
\(L(\frac12)\) \(\approx\) \(1.035906493\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
good2 \( 1 - 1.91T + 2T^{2} \)
5 \( 1 + 2.48T + 5T^{2} \)
7 \( 1 + 4.55T + 7T^{2} \)
11 \( 1 + 0.317T + 11T^{2} \)
13 \( 1 + 3.40T + 13T^{2} \)
17 \( 1 + 5.09T + 17T^{2} \)
19 \( 1 + 1.24T + 19T^{2} \)
23 \( 1 - 1.90T + 23T^{2} \)
29 \( 1 - 3.46T + 29T^{2} \)
31 \( 1 - 6.78T + 31T^{2} \)
37 \( 1 - 8.53T + 37T^{2} \)
41 \( 1 - 6.35T + 41T^{2} \)
43 \( 1 + 6.09T + 43T^{2} \)
47 \( 1 + 4.07T + 47T^{2} \)
53 \( 1 + 7.76T + 53T^{2} \)
59 \( 1 + 3.96T + 59T^{2} \)
61 \( 1 - 2.45T + 61T^{2} \)
67 \( 1 + 3.44T + 67T^{2} \)
71 \( 1 - 2.82T + 71T^{2} \)
73 \( 1 + 4.22T + 73T^{2} \)
79 \( 1 + 7.24T + 79T^{2} \)
83 \( 1 - 12.0T + 83T^{2} \)
89 \( 1 + 3.73T + 89T^{2} \)
97 \( 1 - 14.6T + 97T^{2} \)
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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

−7.79981066783109564202641467437, −6.99750570744605870506083196880, −6.45596365550995567675995270969, −5.99279577247799917429224014024, −4.79822821407932121619610886418, −4.45133753587221603733506091407, −3.68181289925839935117453997281, −2.97147521279875703657775875098, −2.46981461323015680775582001457, −0.39301732245341906210034059397, 0.39301732245341906210034059397, 2.46981461323015680775582001457, 2.97147521279875703657775875098, 3.68181289925839935117453997281, 4.45133753587221603733506091407, 4.79822821407932121619610886418, 5.99279577247799917429224014024, 6.45596365550995567675995270969, 6.99750570744605870506083196880, 7.79981066783109564202641467437

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