Properties

Label 2-75-1.1-c3-0-4
Degree $2$
Conductor $75$
Sign $-1$
Analytic cond. $4.42514$
Root an. cond. $2.10360$
Motivic weight $3$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 4.70·2-s − 3·3-s + 14.1·4-s + 14.1·6-s + 16.2·7-s − 28.7·8-s + 9·9-s − 40.2·11-s − 42.3·12-s − 19.7·13-s − 76.2·14-s + 22.1·16-s − 83.0·17-s − 42.3·18-s − 48.8·19-s − 48.6·21-s + 189.·22-s − 1.61·23-s + 86.1·24-s + 93.0·26-s − 27·27-s + 228.·28-s − 24.5·29-s − 12.4·31-s + 125.·32-s + 120.·33-s + 390.·34-s + ⋯
L(s)  = 1  − 1.66·2-s − 0.577·3-s + 1.76·4-s + 0.959·6-s + 0.875·7-s − 1.26·8-s + 0.333·9-s − 1.10·11-s − 1.01·12-s − 0.422·13-s − 1.45·14-s + 0.345·16-s − 1.18·17-s − 0.554·18-s − 0.589·19-s − 0.505·21-s + 1.83·22-s − 0.0146·23-s + 0.732·24-s + 0.701·26-s − 0.192·27-s + 1.54·28-s − 0.157·29-s − 0.0719·31-s + 0.694·32-s + 0.636·33-s + 1.96·34-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: no
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 \( 1 + 3T \)
5 \( 1 \)
good2 \( 1 + 4.70T + 8T^{2} \)
7 \( 1 - 16.2T + 343T^{2} \)
11 \( 1 + 40.2T + 1.33e3T^{2} \)
13 \( 1 + 19.7T + 2.19e3T^{2} \)
17 \( 1 + 83.0T + 4.91e3T^{2} \)
19 \( 1 + 48.8T + 6.85e3T^{2} \)
23 \( 1 + 1.61T + 1.21e4T^{2} \)
29 \( 1 + 24.5T + 2.43e4T^{2} \)
31 \( 1 + 12.4T + 2.97e4T^{2} \)
37 \( 1 + 325.T + 5.06e4T^{2} \)
41 \( 1 + 242.T + 6.89e4T^{2} \)
43 \( 1 + 367.T + 7.95e4T^{2} \)
47 \( 1 - 204.T + 1.03e5T^{2} \)
53 \( 1 - 61.5T + 1.48e5T^{2} \)
59 \( 1 + 112.T + 2.05e5T^{2} \)
61 \( 1 - 477.T + 2.26e5T^{2} \)
67 \( 1 + 558.T + 3.00e5T^{2} \)
71 \( 1 - 558.T + 3.57e5T^{2} \)
73 \( 1 + 1.01e3T + 3.89e5T^{2} \)
79 \( 1 - 1.15e3T + 4.93e5T^{2} \)
83 \( 1 - 1.15e3T + 5.71e5T^{2} \)
89 \( 1 - 96.9T + 7.04e5T^{2} \)
97 \( 1 - 1.15e3T + 9.12e5T^{2} \)
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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

−13.36192549531229355700919889602, −11.88584040810664907560401021818, −10.89247678156219772689310476860, −10.24068989855256366584006862879, −8.839995518972022660707056741285, −7.88239580595118474581187244409, −6.75418587007553542634970726691, −4.97440237028538526967341119387, −2.00098149295913015009506559826, 0, 2.00098149295913015009506559826, 4.97440237028538526967341119387, 6.75418587007553542634970726691, 7.88239580595118474581187244409, 8.839995518972022660707056741285, 10.24068989855256366584006862879, 10.89247678156219772689310476860, 11.88584040810664907560401021818, 13.36192549531229355700919889602

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