Properties

Label 2-2541-1.1-c1-0-20
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  − 2.47·2-s + 3-s + 4.11·4-s − 2.58·5-s − 2.47·6-s + 7-s − 5.22·8-s + 9-s + 6.39·10-s + 4.11·12-s + 5.87·13-s − 2.47·14-s − 2.58·15-s + 4.70·16-s − 7.51·17-s − 2.47·18-s + 2.35·19-s − 10.6·20-s + 21-s + 6.94·23-s − 5.22·24-s + 1.69·25-s − 14.5·26-s + 27-s + 4.11·28-s + 5.87·29-s + 6.39·30-s + ⋯
L(s)  = 1  − 1.74·2-s + 0.577·3-s + 2.05·4-s − 1.15·5-s − 1.00·6-s + 0.377·7-s − 1.84·8-s + 0.333·9-s + 2.02·10-s + 1.18·12-s + 1.62·13-s − 0.660·14-s − 0.668·15-s + 1.17·16-s − 1.82·17-s − 0.582·18-s + 0.540·19-s − 2.38·20-s + 0.218·21-s + 1.44·23-s − 1.06·24-s + 0.339·25-s − 2.84·26-s + 0.192·27-s + 0.777·28-s + 1.09·29-s + 1.16·30-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

\(L(1)\) \(\approx\) \(0.8010228940\)
\(L(\frac12)\) \(\approx\) \(0.8010228940\)
\(L(\frac{3}{2})\) 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 \( 1 + 2.47T + 2T^{2} \)
5 \( 1 + 2.58T + 5T^{2} \)
13 \( 1 - 5.87T + 13T^{2} \)
17 \( 1 + 7.51T + 17T^{2} \)
19 \( 1 - 2.35T + 19T^{2} \)
23 \( 1 - 6.94T + 23T^{2} \)
29 \( 1 - 5.87T + 29T^{2} \)
31 \( 1 + 3.66T + 31T^{2} \)
37 \( 1 - 3.30T + 37T^{2} \)
41 \( 1 + 5.28T + 41T^{2} \)
43 \( 1 + 7.40T + 43T^{2} \)
47 \( 1 - 7.53T + 47T^{2} \)
53 \( 1 + 4.22T + 53T^{2} \)
59 \( 1 + 0.926T + 59T^{2} \)
61 \( 1 - 2T + 61T^{2} \)
67 \( 1 + 10.1T + 67T^{2} \)
71 \( 1 - 4.45T + 71T^{2} \)
73 \( 1 - 2.12T + 73T^{2} \)
79 \( 1 - 4.45T + 79T^{2} \)
83 \( 1 - 10.6T + 83T^{2} \)
89 \( 1 - 15.8T + 89T^{2} \)
97 \( 1 - 10.1T + 97T^{2} \)
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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

−8.922003803359020506271078343838, −8.258972688522105520500741637295, −7.74683038064807129637161508953, −6.92566815954990692739202678962, −6.38776070074322086517278022532, −4.83956805675981488830568088611, −3.84627894650337161500993585141, −2.92866045064242928514214694633, −1.76768107474513905905470151994, −0.73468646983121734777352245572, 0.73468646983121734777352245572, 1.76768107474513905905470151994, 2.92866045064242928514214694633, 3.84627894650337161500993585141, 4.83956805675981488830568088611, 6.38776070074322086517278022532, 6.92566815954990692739202678962, 7.74683038064807129637161508953, 8.258972688522105520500741637295, 8.922003803359020506271078343838

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