Properties

Label 2-1575-1.1-c1-0-3
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  − 0.381·2-s − 1.85·4-s − 7-s + 1.47·8-s − 3.47·11-s + 5.23·13-s + 0.381·14-s + 3.14·16-s − 5.70·17-s + 1.23·19-s + 1.32·22-s − 5·23-s − 2·26-s + 1.85·28-s + 8.70·29-s − 4.47·31-s − 4.14·32-s + 2.18·34-s − 3.47·37-s − 0.472·38-s + 8·41-s + 3.76·43-s + 6.43·44-s + 1.90·46-s − 2.76·47-s + 49-s − 9.70·52-s + ⋯
L(s)  = 1  − 0.270·2-s − 0.927·4-s − 0.377·7-s + 0.520·8-s − 1.04·11-s + 1.45·13-s + 0.102·14-s + 0.786·16-s − 1.38·17-s + 0.283·19-s + 0.282·22-s − 1.04·23-s − 0.392·26-s + 0.350·28-s + 1.61·29-s − 0.803·31-s − 0.732·32-s + 0.373·34-s − 0.570·37-s − 0.0765·38-s + 1.24·41-s + 0.573·43-s + 0.970·44-s + 0.281·46-s − 0.403·47-s + 0.142·49-s − 1.34·52-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

\(L(1)\) \(\approx\) \(0.9311833326\)
\(L(\frac12)\) \(\approx\) \(0.9311833326\)
\(L(\frac{3}{2})\) 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 \( 1 + 0.381T + 2T^{2} \)
11 \( 1 + 3.47T + 11T^{2} \)
13 \( 1 - 5.23T + 13T^{2} \)
17 \( 1 + 5.70T + 17T^{2} \)
19 \( 1 - 1.23T + 19T^{2} \)
23 \( 1 + 5T + 23T^{2} \)
29 \( 1 - 8.70T + 29T^{2} \)
31 \( 1 + 4.47T + 31T^{2} \)
37 \( 1 + 3.47T + 37T^{2} \)
41 \( 1 - 8T + 41T^{2} \)
43 \( 1 - 3.76T + 43T^{2} \)
47 \( 1 + 2.76T + 47T^{2} \)
53 \( 1 - 8.47T + 53T^{2} \)
59 \( 1 - 5.23T + 59T^{2} \)
61 \( 1 - 11.4T + 61T^{2} \)
67 \( 1 - 10.7T + 67T^{2} \)
71 \( 1 - 9.47T + 71T^{2} \)
73 \( 1 + 3.23T + 73T^{2} \)
79 \( 1 - 6.23T + 79T^{2} \)
83 \( 1 + 3.52T + 83T^{2} \)
89 \( 1 + 7.70T + 89T^{2} \)
97 \( 1 - 3.52T + 97T^{2} \)
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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

−9.348173658778707124473277094149, −8.548379624885392315692319611720, −8.172581544625168907373866503354, −7.07648225346657981656306154729, −6.11587872576812019024715464593, −5.31400977333011272118104632219, −4.32591314186731984488154729504, −3.57727275723253702872333039579, −2.27657767780759479104994001238, −0.70466716119547569152274873109, 0.70466716119547569152274873109, 2.27657767780759479104994001238, 3.57727275723253702872333039579, 4.32591314186731984488154729504, 5.31400977333011272118104632219, 6.11587872576812019024715464593, 7.07648225346657981656306154729, 8.172581544625168907373866503354, 8.548379624885392315692319611720, 9.348173658778707124473277094149

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