Properties

Label 2-75-1.1-c21-0-30
Degree $2$
Conductor $75$
Sign $1$
Analytic cond. $209.608$
Root an. cond. $14.4778$
Motivic weight $21$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 1.46e3·2-s − 5.90e4·3-s + 6.04e4·4-s − 8.67e7·6-s + 1.30e9·7-s − 2.99e9·8-s + 3.48e9·9-s + 1.42e11·11-s − 3.56e9·12-s − 3.79e11·13-s + 1.91e12·14-s − 4.52e12·16-s + 1.18e13·17-s + 5.12e12·18-s − 3.41e12·19-s − 7.68e13·21-s + 2.09e14·22-s + 2.05e14·23-s + 1.76e14·24-s − 5.57e14·26-s − 2.05e14·27-s + 7.86e13·28-s + 1.97e15·29-s − 1.01e15·31-s − 3.66e14·32-s − 8.41e15·33-s + 1.74e16·34-s + ⋯
L(s)  = 1  + 1.01·2-s − 0.577·3-s + 0.0288·4-s − 0.585·6-s + 1.74·7-s − 0.985·8-s + 0.333·9-s + 1.65·11-s − 0.0166·12-s − 0.763·13-s + 1.76·14-s − 1.02·16-s + 1.43·17-s + 0.338·18-s − 0.127·19-s − 1.00·21-s + 1.68·22-s + 1.03·23-s + 0.568·24-s − 0.774·26-s − 0.192·27-s + 0.0501·28-s + 0.872·29-s − 0.223·31-s − 0.0576·32-s − 0.956·33-s + 1.45·34-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 75 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(22-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 75 ^{s/2} \, \Gamma_{\C}(s+21/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(75\)    =    \(3 \cdot 5^{2}\)
Sign: $1$
Analytic conductor: \(209.608\)
Root analytic conductor: \(14.4778\)
Motivic weight: \(21\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 75,\ (\ :21/2),\ 1)\)

Particular Values

\(L(11)\) \(\approx\) \(4.300520457\)
\(L(\frac12)\) \(\approx\) \(4.300520457\)
\(L(\frac{23}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 + 5.90e4T \)
5 \( 1 \)
good2 \( 1 - 1.46e3T + 2.09e6T^{2} \)
7 \( 1 - 1.30e9T + 5.58e17T^{2} \)
11 \( 1 - 1.42e11T + 7.40e21T^{2} \)
13 \( 1 + 3.79e11T + 2.47e23T^{2} \)
17 \( 1 - 1.18e13T + 6.90e25T^{2} \)
19 \( 1 + 3.41e12T + 7.14e26T^{2} \)
23 \( 1 - 2.05e14T + 3.94e28T^{2} \)
29 \( 1 - 1.97e15T + 5.13e30T^{2} \)
31 \( 1 + 1.01e15T + 2.08e31T^{2} \)
37 \( 1 + 6.16e15T + 8.55e32T^{2} \)
41 \( 1 + 4.68e16T + 7.38e33T^{2} \)
43 \( 1 - 1.10e17T + 2.00e34T^{2} \)
47 \( 1 + 4.10e17T + 1.30e35T^{2} \)
53 \( 1 + 6.01e17T + 1.62e36T^{2} \)
59 \( 1 + 6.49e18T + 1.54e37T^{2} \)
61 \( 1 - 1.32e18T + 3.10e37T^{2} \)
67 \( 1 + 1.32e19T + 2.22e38T^{2} \)
71 \( 1 - 1.69e19T + 7.52e38T^{2} \)
73 \( 1 + 7.07e18T + 1.34e39T^{2} \)
79 \( 1 - 1.25e20T + 7.08e39T^{2} \)
83 \( 1 + 1.70e20T + 1.99e40T^{2} \)
89 \( 1 + 3.11e20T + 8.65e40T^{2} \)
97 \( 1 + 1.04e20T + 5.27e41T^{2} \)
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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

−11.07479417682503191934537076059, −9.609662184397930068926656392980, −8.470067678129109333940398174533, −7.19241738563064429018943095094, −5.97320469529129611695977682538, −4.96876074951980320799540968298, −4.45396720765873650147973112615, −3.26557275693413263703657136800, −1.68614128858409986911934763129, −0.824328911787107713532907486733, 0.824328911787107713532907486733, 1.68614128858409986911934763129, 3.26557275693413263703657136800, 4.45396720765873650147973112615, 4.96876074951980320799540968298, 5.97320469529129611695977682538, 7.19241738563064429018943095094, 8.470067678129109333940398174533, 9.609662184397930068926656392980, 11.07479417682503191934537076059

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