Properties

Label 2-2890-1.1-c1-0-18
Degree $2$
Conductor $2890$
Sign $1$
Analytic cond. $23.0767$
Root an. cond. $4.80382$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2-s − 3-s + 4-s − 5-s − 6-s + 8-s − 2·9-s − 10-s + 6·11-s − 12-s − 5·13-s + 15-s + 16-s − 2·18-s − 3·19-s − 20-s + 6·22-s + 2·23-s − 24-s + 25-s − 5·26-s + 5·27-s + 29-s + 30-s + 7·31-s + 32-s − 6·33-s + ⋯
L(s)  = 1  + 0.707·2-s − 0.577·3-s + 1/2·4-s − 0.447·5-s − 0.408·6-s + 0.353·8-s − 2/3·9-s − 0.316·10-s + 1.80·11-s − 0.288·12-s − 1.38·13-s + 0.258·15-s + 1/4·16-s − 0.471·18-s − 0.688·19-s − 0.223·20-s + 1.27·22-s + 0.417·23-s − 0.204·24-s + 1/5·25-s − 0.980·26-s + 0.962·27-s + 0.185·29-s + 0.182·30-s + 1.25·31-s + 0.176·32-s − 1.04·33-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2890 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2890 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2890\)    =    \(2 \cdot 5 \cdot 17^{2}\)
Sign: $1$
Analytic conductor: \(23.0767\)
Root analytic conductor: \(4.80382\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2890,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.036554560\)
\(L(\frac12)\) \(\approx\) \(2.036554560\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - T \)
5 \( 1 + T \)
17 \( 1 \)
good3 \( 1 + T + p T^{2} \)
7 \( 1 + p T^{2} \)
11 \( 1 - 6 T + p T^{2} \)
13 \( 1 + 5 T + p T^{2} \)
19 \( 1 + 3 T + p T^{2} \)
23 \( 1 - 2 T + p T^{2} \)
29 \( 1 - T + p T^{2} \)
31 \( 1 - 7 T + p T^{2} \)
37 \( 1 - 10 T + p T^{2} \)
41 \( 1 + 12 T + p T^{2} \)
43 \( 1 - 4 T + p T^{2} \)
47 \( 1 - 7 T + p T^{2} \)
53 \( 1 - T + p T^{2} \)
59 \( 1 - 9 T + p T^{2} \)
61 \( 1 - 3 T + p T^{2} \)
67 \( 1 - 10 T + p T^{2} \)
71 \( 1 + 9 T + p T^{2} \)
73 \( 1 - 7 T + p T^{2} \)
79 \( 1 - 8 T + p T^{2} \)
83 \( 1 + 2 T + p T^{2} \)
89 \( 1 + T + p T^{2} \)
97 \( 1 - T + p T^{2} \)
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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

−8.712002507463661045949468399659, −7.950530341915683838966445632915, −6.85788309641515308707058303973, −6.56734828986171089391735239058, −5.67452402333251807305592667484, −4.77397936232840205266439013192, −4.22490475105922805237759369683, −3.22956647387255580327683897196, −2.26080068651121145132556526407, −0.811327097822202599534580088942, 0.811327097822202599534580088942, 2.26080068651121145132556526407, 3.22956647387255580327683897196, 4.22490475105922805237759369683, 4.77397936232840205266439013192, 5.67452402333251807305592667484, 6.56734828986171089391735239058, 6.85788309641515308707058303973, 7.950530341915683838966445632915, 8.712002507463661045949468399659

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