Properties

Label 2-2541-1.1-c1-0-48
Degree $2$
Conductor $2541$
Sign $1$
Analytic cond. $20.2899$
Root an. cond. $4.50444$
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  + 2.73·2-s − 3-s + 5.46·4-s − 3.73·5-s − 2.73·6-s − 7-s + 9.46·8-s + 9-s − 10.1·10-s − 5.46·12-s − 0.732·13-s − 2.73·14-s + 3.73·15-s + 14.9·16-s − 0.267·17-s + 2.73·18-s + 8.19·19-s − 20.3·20-s + 21-s + 6.73·23-s − 9.46·24-s + 8.92·25-s − 2·26-s − 27-s − 5.46·28-s + 4.73·29-s + 10.1·30-s + ⋯
L(s)  = 1  + 1.93·2-s − 0.577·3-s + 2.73·4-s − 1.66·5-s − 1.11·6-s − 0.377·7-s + 3.34·8-s + 0.333·9-s − 3.22·10-s − 1.57·12-s − 0.203·13-s − 0.730·14-s + 0.963·15-s + 3.73·16-s − 0.0649·17-s + 0.643·18-s + 1.88·19-s − 4.55·20-s + 0.218·21-s + 1.40·23-s − 1.93·24-s + 1.78·25-s − 0.392·26-s − 0.192·27-s − 1.03·28-s + 0.878·29-s + 1.86·30-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2541 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2541 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2541\)    =    \(3 \cdot 7 \cdot 11^{2}\)
Sign: $1$
Analytic conductor: \(20.2899\)
Root analytic conductor: \(4.50444\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2541,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(4.149738668\)
\(L(\frac12)\) \(\approx\) \(4.149738668\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 + T \)
7 \( 1 + T \)
11 \( 1 \)
good2 \( 1 - 2.73T + 2T^{2} \)
5 \( 1 + 3.73T + 5T^{2} \)
13 \( 1 + 0.732T + 13T^{2} \)
17 \( 1 + 0.267T + 17T^{2} \)
19 \( 1 - 8.19T + 19T^{2} \)
23 \( 1 - 6.73T + 23T^{2} \)
29 \( 1 - 4.73T + 29T^{2} \)
31 \( 1 - 0.535T + 31T^{2} \)
37 \( 1 + 2.53T + 37T^{2} \)
41 \( 1 - 4T + 41T^{2} \)
43 \( 1 + 6.46T + 43T^{2} \)
47 \( 1 - 1.19T + 47T^{2} \)
53 \( 1 - 9.46T + 53T^{2} \)
59 \( 1 - 14.1T + 59T^{2} \)
61 \( 1 + 2.19T + 61T^{2} \)
67 \( 1 + 7T + 67T^{2} \)
71 \( 1 + 15.1T + 71T^{2} \)
73 \( 1 + 3.26T + 73T^{2} \)
79 \( 1 + 7.46T + 79T^{2} \)
83 \( 1 - 7.73T + 83T^{2} \)
89 \( 1 - 2.66T + 89T^{2} \)
97 \( 1 - 6.73T + 97T^{2} \)
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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

−8.676281707668627280735190554943, −7.47460746358181216177985236969, −7.27285948416964649393150172779, −6.50983749682833170224018873803, −5.47305015773542285744535752276, −4.91083117771367685384378725219, −4.17499346732336562873704834000, −3.39604296156803352527871372482, −2.81954108000418080807248526963, −1.04011128561946551079017709498, 1.04011128561946551079017709498, 2.81954108000418080807248526963, 3.39604296156803352527871372482, 4.17499346732336562873704834000, 4.91083117771367685384378725219, 5.47305015773542285744535752276, 6.50983749682833170224018873803, 7.27285948416964649393150172779, 7.47460746358181216177985236969, 8.676281707668627280735190554943

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