Properties

Label 2-75-1.1-c21-0-5
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  + 238.·2-s − 5.90e4·3-s − 2.04e6·4-s − 1.40e7·6-s + 6.18e8·7-s − 9.87e8·8-s + 3.48e9·9-s − 1.54e11·11-s + 1.20e11·12-s − 3.64e11·13-s + 1.47e11·14-s + 4.04e12·16-s + 2.70e12·17-s + 8.32e11·18-s − 5.88e12·19-s − 3.65e13·21-s − 3.68e13·22-s − 3.03e14·23-s + 5.83e13·24-s − 8.69e13·26-s − 2.05e14·27-s − 1.26e15·28-s + 1.45e15·29-s + 1.69e15·31-s + 3.03e15·32-s + 9.12e15·33-s + 6.46e14·34-s + ⋯
L(s)  = 1  + 0.164·2-s − 0.577·3-s − 0.972·4-s − 0.0951·6-s + 0.827·7-s − 0.325·8-s + 0.333·9-s − 1.79·11-s + 0.561·12-s − 0.732·13-s + 0.136·14-s + 0.919·16-s + 0.325·17-s + 0.0549·18-s − 0.220·19-s − 0.477·21-s − 0.296·22-s − 1.53·23-s + 0.187·24-s − 0.120·26-s − 0.192·27-s − 0.804·28-s + 0.640·29-s + 0.370·31-s + 0.476·32-s + 1.03·33-s + 0.0537·34-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

\(L(11)\) \(\approx\) \(0.3948543463\)
\(L(\frac12)\) \(\approx\) \(0.3948543463\)
\(L(\frac{23}{2})\) 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 \( 1 - 238.T + 2.09e6T^{2} \)
7 \( 1 - 6.18e8T + 5.58e17T^{2} \)
11 \( 1 + 1.54e11T + 7.40e21T^{2} \)
13 \( 1 + 3.64e11T + 2.47e23T^{2} \)
17 \( 1 - 2.70e12T + 6.90e25T^{2} \)
19 \( 1 + 5.88e12T + 7.14e26T^{2} \)
23 \( 1 + 3.03e14T + 3.94e28T^{2} \)
29 \( 1 - 1.45e15T + 5.13e30T^{2} \)
31 \( 1 - 1.69e15T + 2.08e31T^{2} \)
37 \( 1 - 1.82e16T + 8.55e32T^{2} \)
41 \( 1 + 4.21e16T + 7.38e33T^{2} \)
43 \( 1 + 1.70e17T + 2.00e34T^{2} \)
47 \( 1 + 1.64e17T + 1.30e35T^{2} \)
53 \( 1 + 2.18e18T + 1.62e36T^{2} \)
59 \( 1 - 1.67e18T + 1.54e37T^{2} \)
61 \( 1 + 8.99e18T + 3.10e37T^{2} \)
67 \( 1 + 2.10e19T + 2.22e38T^{2} \)
71 \( 1 - 3.20e18T + 7.52e38T^{2} \)
73 \( 1 + 2.93e19T + 1.34e39T^{2} \)
79 \( 1 + 1.30e20T + 7.08e39T^{2} \)
83 \( 1 - 1.91e20T + 1.99e40T^{2} \)
89 \( 1 + 1.00e20T + 8.65e40T^{2} \)
97 \( 1 - 1.27e19T + 5.27e41T^{2} \)
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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

−10.48704962194312843629253436934, −9.824815600437478147429292289826, −8.281791199128058303938970460244, −7.70133797957742334470451882812, −5.99737041179507692513669753005, −5.02044436375944103180021400022, −4.51442852049735914155920327208, −2.98710775591235245565334633686, −1.66619580655649589720828231463, −0.26159192660656068599485357724, 0.26159192660656068599485357724, 1.66619580655649589720828231463, 2.98710775591235245565334633686, 4.51442852049735914155920327208, 5.02044436375944103180021400022, 5.99737041179507692513669753005, 7.70133797957742334470451882812, 8.281791199128058303938970460244, 9.824815600437478147429292289826, 10.48704962194312843629253436934

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