Properties

Label 2-2520-1.1-c1-0-15
Degree $2$
Conductor $2520$
Sign $1$
Analytic cond. $20.1223$
Root an. cond. $4.48578$
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  + 5-s − 7-s + 4·11-s + 6·13-s − 4·17-s − 2·19-s + 8·23-s + 25-s − 6·29-s + 4·31-s − 35-s − 8·37-s + 2·41-s + 6·43-s − 6·47-s + 49-s − 2·53-s + 4·55-s + 4·59-s + 6·65-s + 14·67-s − 2·71-s + 6·73-s − 4·77-s + 8·79-s − 8·83-s − 4·85-s + ⋯
L(s)  = 1  + 0.447·5-s − 0.377·7-s + 1.20·11-s + 1.66·13-s − 0.970·17-s − 0.458·19-s + 1.66·23-s + 1/5·25-s − 1.11·29-s + 0.718·31-s − 0.169·35-s − 1.31·37-s + 0.312·41-s + 0.914·43-s − 0.875·47-s + 1/7·49-s − 0.274·53-s + 0.539·55-s + 0.520·59-s + 0.744·65-s + 1.71·67-s − 0.237·71-s + 0.702·73-s − 0.455·77-s + 0.900·79-s − 0.878·83-s − 0.433·85-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2520 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2520 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2520\)    =    \(2^{3} \cdot 3^{2} \cdot 5 \cdot 7\)
Sign: $1$
Analytic conductor: \(20.1223\)
Root analytic conductor: \(4.48578\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2520,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.182575258\)
\(L(\frac12)\) \(\approx\) \(2.182575258\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 \)
5 \( 1 - T \)
7 \( 1 + T \)
good11 \( 1 - 4 T + p T^{2} \)
13 \( 1 - 6 T + p T^{2} \)
17 \( 1 + 4 T + p T^{2} \)
19 \( 1 + 2 T + p T^{2} \)
23 \( 1 - 8 T + p T^{2} \)
29 \( 1 + 6 T + p T^{2} \)
31 \( 1 - 4 T + p T^{2} \)
37 \( 1 + 8 T + p T^{2} \)
41 \( 1 - 2 T + p T^{2} \)
43 \( 1 - 6 T + p T^{2} \)
47 \( 1 + 6 T + p T^{2} \)
53 \( 1 + 2 T + p T^{2} \)
59 \( 1 - 4 T + p T^{2} \)
61 \( 1 + p T^{2} \)
67 \( 1 - 14 T + p T^{2} \)
71 \( 1 + 2 T + p T^{2} \)
73 \( 1 - 6 T + p T^{2} \)
79 \( 1 - 8 T + p T^{2} \)
83 \( 1 + 8 T + p T^{2} \)
89 \( 1 + 6 T + p T^{2} \)
97 \( 1 - 18 T + p T^{2} \)
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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

−8.925557090567667143426188183157, −8.445976369585896032011753297769, −7.15356662496065697525447623500, −6.52642446903419247050898537618, −6.02755193173207596037771400784, −4.98184613180721557207894221812, −3.97470750611127582029051537416, −3.31206270428353103021750434411, −2.02733763862439592052964201381, −0.996061989335435497925819768139, 0.996061989335435497925819768139, 2.02733763862439592052964201381, 3.31206270428353103021750434411, 3.97470750611127582029051537416, 4.98184613180721557207894221812, 6.02755193173207596037771400784, 6.52642446903419247050898537618, 7.15356662496065697525447623500, 8.445976369585896032011753297769, 8.925557090567667143426188183157

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