Properties

Label 2-1575-1.1-c3-0-31
Degree $2$
Conductor $1575$
Sign $1$
Analytic cond. $92.9280$
Root an. cond. $9.63991$
Motivic weight $3$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 0.217·2-s − 7.95·4-s − 7·7-s − 3.46·8-s + 30.6·11-s − 25.3·13-s − 1.52·14-s + 62.8·16-s + 72.8·17-s + 122.·19-s + 6.65·22-s − 194.·23-s − 5.50·26-s + 55.6·28-s − 48.6·29-s − 288.·31-s + 41.4·32-s + 15.8·34-s − 15.8·37-s + 26.6·38-s − 452.·41-s + 152.·43-s − 243.·44-s − 42.2·46-s − 164.·47-s + 49·49-s + 201.·52-s + ⋯
L(s)  = 1  + 0.0768·2-s − 0.994·4-s − 0.377·7-s − 0.153·8-s + 0.838·11-s − 0.540·13-s − 0.0290·14-s + 0.982·16-s + 1.03·17-s + 1.48·19-s + 0.0644·22-s − 1.76·23-s − 0.0415·26-s + 0.375·28-s − 0.311·29-s − 1.67·31-s + 0.228·32-s + 0.0798·34-s − 0.0703·37-s + 0.113·38-s − 1.72·41-s + 0.541·43-s − 0.834·44-s − 0.135·46-s − 0.510·47-s + 0.142·49-s + 0.536·52-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1575 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1575 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1575\)    =    \(3^{2} \cdot 5^{2} \cdot 7\)
Sign: $1$
Analytic conductor: \(92.9280\)
Root analytic conductor: \(9.63991\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1575,\ (\ :3/2),\ 1)\)

Particular Values

\(L(2)\) \(\approx\) \(1.356596727\)
\(L(\frac12)\) \(\approx\) \(1.356596727\)
\(L(\frac{5}{2})\) 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 \( 1 + 7T \)
good2 \( 1 - 0.217T + 8T^{2} \)
11 \( 1 - 30.6T + 1.33e3T^{2} \)
13 \( 1 + 25.3T + 2.19e3T^{2} \)
17 \( 1 - 72.8T + 4.91e3T^{2} \)
19 \( 1 - 122.T + 6.85e3T^{2} \)
23 \( 1 + 194.T + 1.21e4T^{2} \)
29 \( 1 + 48.6T + 2.43e4T^{2} \)
31 \( 1 + 288.T + 2.97e4T^{2} \)
37 \( 1 + 15.8T + 5.06e4T^{2} \)
41 \( 1 + 452.T + 6.89e4T^{2} \)
43 \( 1 - 152.T + 7.95e4T^{2} \)
47 \( 1 + 164.T + 1.03e5T^{2} \)
53 \( 1 + 591.T + 1.48e5T^{2} \)
59 \( 1 - 180.T + 2.05e5T^{2} \)
61 \( 1 - 115.T + 2.26e5T^{2} \)
67 \( 1 - 605.T + 3.00e5T^{2} \)
71 \( 1 - 990.T + 3.57e5T^{2} \)
73 \( 1 - 863.T + 3.89e5T^{2} \)
79 \( 1 - 965.T + 4.93e5T^{2} \)
83 \( 1 + 160.T + 5.71e5T^{2} \)
89 \( 1 - 51.6T + 7.04e5T^{2} \)
97 \( 1 - 1.49e3T + 9.12e5T^{2} \)
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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

−9.446664912088562002417258195618, −8.206027114613445034726433185969, −7.63327913957691953223041744499, −6.60001654221928856536008121252, −5.59698628813649866924746296388, −5.03461863036153975519851486251, −3.78925843401562490919397163696, −3.40492488701897093498582880582, −1.78336303657521819236818896339, −0.56940861351376336440560729607, 0.56940861351376336440560729607, 1.78336303657521819236818896339, 3.40492488701897093498582880582, 3.78925843401562490919397163696, 5.03461863036153975519851486251, 5.59698628813649866924746296388, 6.60001654221928856536008121252, 7.63327913957691953223041744499, 8.206027114613445034726433185969, 9.446664912088562002417258195618

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