Properties

Label 2-1575-1.1-c1-0-4
Degree $2$
Conductor $1575$
Sign $1$
Analytic cond. $12.5764$
Root an. cond. $3.54632$
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  − 1.30·2-s − 0.302·4-s − 7-s + 3·8-s + 3·11-s − 4.60·13-s + 1.30·14-s − 3.30·16-s − 2.60·17-s − 0.605·19-s − 3.90·22-s + 8.21·23-s + 6·26-s + 0.302·28-s + 0.394·29-s + 7.21·31-s − 1.69·32-s + 3.39·34-s − 10.2·37-s + 0.788·38-s − 2.39·43-s − 0.908·44-s − 10.6·46-s + 3.39·47-s + 49-s + 1.39·52-s − 11.2·53-s + ⋯
L(s)  = 1  − 0.921·2-s − 0.151·4-s − 0.377·7-s + 1.06·8-s + 0.904·11-s − 1.27·13-s + 0.348·14-s − 0.825·16-s − 0.631·17-s − 0.138·19-s − 0.833·22-s + 1.71·23-s + 1.17·26-s + 0.0572·28-s + 0.0732·29-s + 1.29·31-s − 0.300·32-s + 0.582·34-s − 1.67·37-s + 0.127·38-s − 0.365·43-s − 0.136·44-s − 1.57·46-s + 0.495·47-s + 0.142·49-s + 0.193·52-s − 1.53·53-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1575 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1575 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1575\)    =    \(3^{2} \cdot 5^{2} \cdot 7\)
Sign: $1$
Analytic conductor: \(12.5764\)
Root analytic conductor: \(3.54632\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1575,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.7809426925\)
\(L(\frac12)\) \(\approx\) \(0.7809426925\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
5 \( 1 \)
7 \( 1 + T \)
good2 \( 1 + 1.30T + 2T^{2} \)
11 \( 1 - 3T + 11T^{2} \)
13 \( 1 + 4.60T + 13T^{2} \)
17 \( 1 + 2.60T + 17T^{2} \)
19 \( 1 + 0.605T + 19T^{2} \)
23 \( 1 - 8.21T + 23T^{2} \)
29 \( 1 - 0.394T + 29T^{2} \)
31 \( 1 - 7.21T + 31T^{2} \)
37 \( 1 + 10.2T + 37T^{2} \)
41 \( 1 + 41T^{2} \)
43 \( 1 + 2.39T + 43T^{2} \)
47 \( 1 - 3.39T + 47T^{2} \)
53 \( 1 + 11.2T + 53T^{2} \)
59 \( 1 - 3.39T + 59T^{2} \)
61 \( 1 - 13.2T + 61T^{2} \)
67 \( 1 + 8.39T + 67T^{2} \)
71 \( 1 - 3T + 71T^{2} \)
73 \( 1 - 6.60T + 73T^{2} \)
79 \( 1 - 6.81T + 79T^{2} \)
83 \( 1 - 11.2T + 83T^{2} \)
89 \( 1 - 13.8T + 89T^{2} \)
97 \( 1 - 15.2T + 97T^{2} \)
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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

−9.277948927026265086072843465265, −8.877592668520726893469637519809, −7.977364365762281703477147644566, −7.04369091863314510300183569764, −6.58590204619360398955536186077, −5.12969305469015921393156494293, −4.52310423940609413112861753694, −3.34301704978670366630099398848, −2.05982445638797273093071187374, −0.71776872921996410606111884741, 0.71776872921996410606111884741, 2.05982445638797273093071187374, 3.34301704978670366630099398848, 4.52310423940609413112861753694, 5.12969305469015921393156494293, 6.58590204619360398955536186077, 7.04369091863314510300183569764, 7.977364365762281703477147644566, 8.877592668520726893469637519809, 9.277948927026265086072843465265

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