Properties

Label 2-1575-1.1-c3-0-21
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  + 2.56·2-s − 1.40·4-s − 7·7-s − 24.1·8-s − 66.4·11-s + 34.0·13-s − 17.9·14-s − 50.7·16-s + 6.12·17-s − 163.·19-s − 170.·22-s + 35.8·23-s + 87.4·26-s + 9.82·28-s − 27.7·29-s + 74.3·31-s + 62.7·32-s + 15.7·34-s + 260.·37-s − 419.·38-s + 445.·41-s + 474.·43-s + 93.2·44-s + 92.1·46-s − 51.0·47-s + 49·49-s − 47.7·52-s + ⋯
L(s)  = 1  + 0.908·2-s − 0.175·4-s − 0.377·7-s − 1.06·8-s − 1.82·11-s + 0.726·13-s − 0.343·14-s − 0.793·16-s + 0.0874·17-s − 1.97·19-s − 1.65·22-s + 0.325·23-s + 0.659·26-s + 0.0663·28-s − 0.177·29-s + 0.430·31-s + 0.346·32-s + 0.0794·34-s + 1.15·37-s − 1.79·38-s + 1.69·41-s + 1.68·43-s + 0.319·44-s + 0.295·46-s − 0.158·47-s + 0.142·49-s − 0.127·52-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

\(L(2)\) \(\approx\) \(1.621196417\)
\(L(\frac12)\) \(\approx\) \(1.621196417\)
\(L(\frac{5}{2})\) 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 \( 1 - 2.56T + 8T^{2} \)
11 \( 1 + 66.4T + 1.33e3T^{2} \)
13 \( 1 - 34.0T + 2.19e3T^{2} \)
17 \( 1 - 6.12T + 4.91e3T^{2} \)
19 \( 1 + 163.T + 6.85e3T^{2} \)
23 \( 1 - 35.8T + 1.21e4T^{2} \)
29 \( 1 + 27.7T + 2.43e4T^{2} \)
31 \( 1 - 74.3T + 2.97e4T^{2} \)
37 \( 1 - 260.T + 5.06e4T^{2} \)
41 \( 1 - 445.T + 6.89e4T^{2} \)
43 \( 1 - 474.T + 7.95e4T^{2} \)
47 \( 1 + 51.0T + 1.03e5T^{2} \)
53 \( 1 + 676.T + 1.48e5T^{2} \)
59 \( 1 - 115.T + 2.05e5T^{2} \)
61 \( 1 + 390.T + 2.26e5T^{2} \)
67 \( 1 - 713.T + 3.00e5T^{2} \)
71 \( 1 + 810.T + 3.57e5T^{2} \)
73 \( 1 + 350.T + 3.89e5T^{2} \)
79 \( 1 + 50.9T + 4.93e5T^{2} \)
83 \( 1 + 84.8T + 5.71e5T^{2} \)
89 \( 1 + 1.52e3T + 7.04e5T^{2} \)
97 \( 1 - 1.23e3T + 9.12e5T^{2} \)
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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

−8.985288648269438469916067193096, −8.284358679395530470120293364348, −7.46984132420170460316377385332, −6.15846617002329424639599122002, −5.89218487013013100882931600828, −4.75426496463200490383419383780, −4.18932225213497655938074947140, −3.06590117663495137972127366588, −2.35234677929613340495336488414, −0.50990983025790757677537338363, 0.50990983025790757677537338363, 2.35234677929613340495336488414, 3.06590117663495137972127366588, 4.18932225213497655938074947140, 4.75426496463200490383419383780, 5.89218487013013100882931600828, 6.15846617002329424639599122002, 7.46984132420170460316377385332, 8.284358679395530470120293364348, 8.985288648269438469916067193096

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