Properties

Label 2-75-1.1-c3-0-7
Degree $2$
Conductor $75$
Sign $-1$
Analytic cond. $4.42514$
Root an. cond. $2.10360$
Motivic weight $3$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 3·2-s + 3·3-s + 4-s − 9·6-s − 20·7-s + 21·8-s + 9·9-s − 24·11-s + 3·12-s − 74·13-s + 60·14-s − 71·16-s − 54·17-s − 27·18-s − 124·19-s − 60·21-s + 72·22-s + 120·23-s + 63·24-s + 222·26-s + 27·27-s − 20·28-s − 78·29-s + 200·31-s + 45·32-s − 72·33-s + 162·34-s + ⋯
L(s)  = 1  − 1.06·2-s + 0.577·3-s + 1/8·4-s − 0.612·6-s − 1.07·7-s + 0.928·8-s + 1/3·9-s − 0.657·11-s + 0.0721·12-s − 1.57·13-s + 1.14·14-s − 1.10·16-s − 0.770·17-s − 0.353·18-s − 1.49·19-s − 0.623·21-s + 0.697·22-s + 1.08·23-s + 0.535·24-s + 1.67·26-s + 0.192·27-s − 0.134·28-s − 0.499·29-s + 1.15·31-s + 0.248·32-s − 0.379·33-s + 0.817·34-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 75 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 75 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(75\)    =    \(3 \cdot 5^{2}\)
Sign: $-1$
Analytic conductor: \(4.42514\)
Root analytic conductor: \(2.10360\)
Motivic weight: \(3\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 75,\ (\ :3/2),\ -1)\)

Particular Values

\(L(2)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 - p T \)
5 \( 1 \)
good2 \( 1 + 3 T + p^{3} T^{2} \)
7 \( 1 + 20 T + p^{3} T^{2} \)
11 \( 1 + 24 T + p^{3} T^{2} \)
13 \( 1 + 74 T + p^{3} T^{2} \)
17 \( 1 + 54 T + p^{3} T^{2} \)
19 \( 1 + 124 T + p^{3} T^{2} \)
23 \( 1 - 120 T + p^{3} T^{2} \)
29 \( 1 + 78 T + p^{3} T^{2} \)
31 \( 1 - 200 T + p^{3} T^{2} \)
37 \( 1 - 70 T + p^{3} T^{2} \)
41 \( 1 - 330 T + p^{3} T^{2} \)
43 \( 1 + 92 T + p^{3} T^{2} \)
47 \( 1 - 24 T + p^{3} T^{2} \)
53 \( 1 + 450 T + p^{3} T^{2} \)
59 \( 1 - 24 T + p^{3} T^{2} \)
61 \( 1 + 322 T + p^{3} T^{2} \)
67 \( 1 - 196 T + p^{3} T^{2} \)
71 \( 1 + 288 T + p^{3} T^{2} \)
73 \( 1 - 430 T + p^{3} T^{2} \)
79 \( 1 + 520 T + p^{3} T^{2} \)
83 \( 1 + 156 T + p^{3} T^{2} \)
89 \( 1 - 1026 T + p^{3} T^{2} \)
97 \( 1 - 286 T + p^{3} T^{2} \)
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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

−13.32981456858560723560074827595, −12.65740363366071915442225455338, −10.78888095921408324514890390934, −9.822753550721010754951268393039, −9.064313662876839223871561775877, −7.88157395786848657337667891265, −6.75673114987651497580179203603, −4.58729234712202629633212090175, −2.53615074670168459448852382385, 0, 2.53615074670168459448852382385, 4.58729234712202629633212090175, 6.75673114987651497580179203603, 7.88157395786848657337667891265, 9.064313662876839223871561775877, 9.822753550721010754951268393039, 10.78888095921408324514890390934, 12.65740363366071915442225455338, 13.32981456858560723560074827595

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