Properties

Label 2-549-1.1-c1-0-9
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  − 0.156·2-s − 1.97·4-s + 3.65·5-s + 2.57·7-s + 0.623·8-s − 0.573·10-s − 2.56·11-s + 0.573·13-s − 0.403·14-s + 3.85·16-s − 0.780·17-s + 2·19-s − 7.22·20-s + 0.401·22-s + 2.56·23-s + 8.37·25-s − 0.0899·26-s − 5.08·28-s − 6.53·29-s + 6.80·31-s − 1.85·32-s + 0.122·34-s + 9.41·35-s + 6·37-s − 0.313·38-s + 2.27·40-s − 6.59·41-s + ⋯
L(s)  = 1  − 0.110·2-s − 0.987·4-s + 1.63·5-s + 0.972·7-s + 0.220·8-s − 0.181·10-s − 0.773·11-s + 0.159·13-s − 0.107·14-s + 0.963·16-s − 0.189·17-s + 0.458·19-s − 1.61·20-s + 0.0857·22-s + 0.534·23-s + 1.67·25-s − 0.0176·26-s − 0.960·28-s − 1.21·29-s + 1.22·31-s − 0.327·32-s + 0.0209·34-s + 1.59·35-s + 0.986·37-s − 0.0508·38-s + 0.360·40-s − 1.03·41-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

\(L(1)\) \(\approx\) \(1.587280450\)
\(L(\frac12)\) \(\approx\) \(1.587280450\)
\(L(\frac{3}{2})\) 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 \( 1 + 0.156T + 2T^{2} \)
5 \( 1 - 3.65T + 5T^{2} \)
7 \( 1 - 2.57T + 7T^{2} \)
11 \( 1 + 2.56T + 11T^{2} \)
13 \( 1 - 0.573T + 13T^{2} \)
17 \( 1 + 0.780T + 17T^{2} \)
19 \( 1 - 2T + 19T^{2} \)
23 \( 1 - 2.56T + 23T^{2} \)
29 \( 1 + 6.53T + 29T^{2} \)
31 \( 1 - 6.80T + 31T^{2} \)
37 \( 1 - 6T + 37T^{2} \)
41 \( 1 + 6.59T + 41T^{2} \)
43 \( 1 - 6.80T + 43T^{2} \)
47 \( 1 - 12.4T + 47T^{2} \)
53 \( 1 + 2.96T + 53T^{2} \)
59 \( 1 - 10.5T + 59T^{2} \)
67 \( 1 - 1.42T + 67T^{2} \)
71 \( 1 + 4.03T + 71T^{2} \)
73 \( 1 + 15.3T + 73T^{2} \)
79 \( 1 + 13.3T + 79T^{2} \)
83 \( 1 + 12.4T + 83T^{2} \)
89 \( 1 + 14.6T + 89T^{2} \)
97 \( 1 - 4.80T + 97T^{2} \)
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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

−10.51981934793000241715632269250, −9.892465745070016011992149558389, −9.090107649758489566651661725705, −8.344284560457216544650089095388, −7.30898878541182454235537407715, −5.84724251882070557051676155604, −5.31131358727908220104930526428, −4.37196724091690988009834608521, −2.65293858688259224293994083927, −1.33121782324095828013283306741, 1.33121782324095828013283306741, 2.65293858688259224293994083927, 4.37196724091690988009834608521, 5.31131358727908220104930526428, 5.84724251882070557051676155604, 7.30898878541182454235537407715, 8.344284560457216544650089095388, 9.090107649758489566651661725705, 9.892465745070016011992149558389, 10.51981934793000241715632269250

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