Properties

Label 2-51870-1.1-c1-0-28
Degree $2$
Conductor $51870$
Sign $-1$
Analytic cond. $414.184$
Root an. cond. $20.3515$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2-s − 3-s + 4-s − 5-s + 6-s + 7-s − 8-s + 9-s + 10-s − 5·11-s − 12-s − 13-s − 14-s + 15-s + 16-s − 7·17-s − 18-s + 19-s − 20-s − 21-s + 5·22-s − 8·23-s + 24-s + 25-s + 26-s − 27-s + 28-s + ⋯
L(s)  = 1  − 0.707·2-s − 0.577·3-s + 1/2·4-s − 0.447·5-s + 0.408·6-s + 0.377·7-s − 0.353·8-s + 1/3·9-s + 0.316·10-s − 1.50·11-s − 0.288·12-s − 0.277·13-s − 0.267·14-s + 0.258·15-s + 1/4·16-s − 1.69·17-s − 0.235·18-s + 0.229·19-s − 0.223·20-s − 0.218·21-s + 1.06·22-s − 1.66·23-s + 0.204·24-s + 1/5·25-s + 0.196·26-s − 0.192·27-s + 0.188·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 51870 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 51870 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(51870\)    =    \(2 \cdot 3 \cdot 5 \cdot 7 \cdot 13 \cdot 19\)
Sign: $-1$
Analytic conductor: \(414.184\)
Root analytic conductor: \(20.3515\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 51870,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + T \)
3 \( 1 + T \)
5 \( 1 + T \)
7 \( 1 - T \)
13 \( 1 + T \)
19 \( 1 - T \)
good11 \( 1 + 5 T + p T^{2} \)
17 \( 1 + 7 T + p T^{2} \)
23 \( 1 + 8 T + p T^{2} \)
29 \( 1 + 6 T + p T^{2} \)
31 \( 1 - 6 T + p T^{2} \)
37 \( 1 + T + p T^{2} \)
41 \( 1 + 4 T + p T^{2} \)
43 \( 1 + 10 T + p T^{2} \)
47 \( 1 - 5 T + p T^{2} \)
53 \( 1 - 11 T + p T^{2} \)
59 \( 1 - 6 T + p T^{2} \)
61 \( 1 - 6 T + p T^{2} \)
67 \( 1 - 12 T + p T^{2} \)
71 \( 1 + 9 T + p T^{2} \)
73 \( 1 + 7 T + p T^{2} \)
79 \( 1 + 9 T + p T^{2} \)
83 \( 1 + 10 T + p T^{2} \)
89 \( 1 - 6 T + p T^{2} \)
97 \( 1 + 8 T + p T^{2} \)
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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

−15.08315115758319, −14.22347906005181, −13.61284051485322, −13.10864231933670, −12.70641086961533, −11.91821250739802, −11.49476913784995, −11.30649758864409, −10.42769222657814, −10.20572521296076, −9.797660238866074, −8.700956854422093, −8.613208703089313, −7.888402022773084, −7.440174360900149, −6.916078357568377, −6.316241971466016, −5.586209141371210, −5.171836043137242, −4.430302580190587, −3.937676982322125, −2.979915937369983, −2.228318985740913, −1.839134590400060, −0.6002022432301194, 0, 0.6002022432301194, 1.839134590400060, 2.228318985740913, 2.979915937369983, 3.937676982322125, 4.430302580190587, 5.171836043137242, 5.586209141371210, 6.316241971466016, 6.916078357568377, 7.440174360900149, 7.888402022773084, 8.613208703089313, 8.700956854422093, 9.797660238866074, 10.20572521296076, 10.42769222657814, 11.30649758864409, 11.49476913784995, 11.91821250739802, 12.70641086961533, 13.10864231933670, 13.61284051485322, 14.22347906005181, 15.08315115758319

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