Properties

Label 2-549-1.1-c1-0-7
Degree $2$
Conductor $549$
Sign $1$
Analytic cond. $4.38378$
Root an. cond. $2.09374$
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  + 0.645·2-s − 1.58·4-s − 1.34·5-s + 1.48·7-s − 2.31·8-s − 0.871·10-s + 0.690·11-s + 6.48·13-s + 0.961·14-s + 1.67·16-s + 5.34·17-s + 4.77·19-s + 2.13·20-s + 0.446·22-s + 5.85·23-s − 3.17·25-s + 4.18·26-s − 2.35·28-s − 8.79·29-s − 5.47·31-s + 5.70·32-s + 3.45·34-s − 2.01·35-s + 1.09·37-s + 3.08·38-s + 3.12·40-s + 7.41·41-s + ⋯
L(s)  = 1  + 0.456·2-s − 0.791·4-s − 0.603·5-s + 0.563·7-s − 0.817·8-s − 0.275·10-s + 0.208·11-s + 1.79·13-s + 0.257·14-s + 0.418·16-s + 1.29·17-s + 1.09·19-s + 0.477·20-s + 0.0950·22-s + 1.22·23-s − 0.635·25-s + 0.821·26-s − 0.445·28-s − 1.63·29-s − 0.983·31-s + 1.00·32-s + 0.592·34-s − 0.339·35-s + 0.180·37-s + 0.500·38-s + 0.493·40-s + 1.15·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 549 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 549 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(549\)    =    \(3^{2} \cdot 61\)
Sign: $1$
Analytic conductor: \(4.38378\)
Root analytic conductor: \(2.09374\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 549,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.535348290\)
\(L(\frac12)\) \(\approx\) \(1.535348290\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
61 \( 1 + T \)
good2 \( 1 - 0.645T + 2T^{2} \)
5 \( 1 + 1.34T + 5T^{2} \)
7 \( 1 - 1.48T + 7T^{2} \)
11 \( 1 - 0.690T + 11T^{2} \)
13 \( 1 - 6.48T + 13T^{2} \)
17 \( 1 - 5.34T + 17T^{2} \)
19 \( 1 - 4.77T + 19T^{2} \)
23 \( 1 - 5.85T + 23T^{2} \)
29 \( 1 + 8.79T + 29T^{2} \)
31 \( 1 + 5.47T + 31T^{2} \)
37 \( 1 - 1.09T + 37T^{2} \)
41 \( 1 - 7.41T + 41T^{2} \)
43 \( 1 + 5.83T + 43T^{2} \)
47 \( 1 - 3.84T + 47T^{2} \)
53 \( 1 - 4.02T + 53T^{2} \)
59 \( 1 - 6.76T + 59T^{2} \)
67 \( 1 - 10.2T + 67T^{2} \)
71 \( 1 + 4.01T + 71T^{2} \)
73 \( 1 - 11.7T + 73T^{2} \)
79 \( 1 + 10.1T + 79T^{2} \)
83 \( 1 + 1.70T + 83T^{2} \)
89 \( 1 + 15.8T + 89T^{2} \)
97 \( 1 - 1.10T + 97T^{2} \)
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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

−11.12481425794042909649285705233, −9.787368631587663319903278245424, −8.976014824410118763377437149497, −8.159762645527857064148220773349, −7.34170906254370796228773198913, −5.85392596076079248716261027132, −5.23737508409146616759613007244, −3.91688341228181469496621522422, −3.41417722470120207877197022945, −1.15462171270501754712954674420, 1.15462171270501754712954674420, 3.41417722470120207877197022945, 3.91688341228181469496621522422, 5.23737508409146616759613007244, 5.85392596076079248716261027132, 7.34170906254370796228773198913, 8.159762645527857064148220773349, 8.976014824410118763377437149497, 9.787368631587663319903278245424, 11.12481425794042909649285705233

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