Properties

Label 2-75-1.1-c21-0-16
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  + 150.·2-s + 5.90e4·3-s − 2.07e6·4-s + 8.87e6·6-s − 6.41e7·7-s − 6.26e8·8-s + 3.48e9·9-s + 8.03e10·11-s − 1.22e11·12-s − 2.97e11·13-s − 9.63e9·14-s + 4.25e12·16-s + 2.29e12·17-s + 5.23e11·18-s − 1.07e13·19-s − 3.78e12·21-s + 1.20e13·22-s − 2.35e13·23-s − 3.70e13·24-s − 4.46e13·26-s + 2.05e14·27-s + 1.32e14·28-s + 1.90e14·29-s + 1.06e15·31-s + 1.95e15·32-s + 4.74e15·33-s + 3.44e14·34-s + ⋯
L(s)  = 1  + 0.103·2-s + 0.577·3-s − 0.989·4-s + 0.0599·6-s − 0.0857·7-s − 0.206·8-s + 0.333·9-s + 0.933·11-s − 0.571·12-s − 0.598·13-s − 0.00889·14-s + 0.967·16-s + 0.275·17-s + 0.0345·18-s − 0.403·19-s − 0.0495·21-s + 0.0968·22-s − 0.118·23-s − 0.119·24-s − 0.0620·26-s + 0.192·27-s + 0.0848·28-s + 0.0841·29-s + 0.233·31-s + 0.306·32-s + 0.538·33-s + 0.0285·34-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

\(L(11)\) \(\approx\) \(2.068860851\)
\(L(\frac12)\) \(\approx\) \(2.068860851\)
\(L(\frac{23}{2})\) 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 \( 1 - 150.T + 2.09e6T^{2} \)
7 \( 1 + 6.41e7T + 5.58e17T^{2} \)
11 \( 1 - 8.03e10T + 7.40e21T^{2} \)
13 \( 1 + 2.97e11T + 2.47e23T^{2} \)
17 \( 1 - 2.29e12T + 6.90e25T^{2} \)
19 \( 1 + 1.07e13T + 7.14e26T^{2} \)
23 \( 1 + 2.35e13T + 3.94e28T^{2} \)
29 \( 1 - 1.90e14T + 5.13e30T^{2} \)
31 \( 1 - 1.06e15T + 2.08e31T^{2} \)
37 \( 1 + 1.21e16T + 8.55e32T^{2} \)
41 \( 1 + 6.62e16T + 7.38e33T^{2} \)
43 \( 1 + 2.50e16T + 2.00e34T^{2} \)
47 \( 1 - 5.16e17T + 1.30e35T^{2} \)
53 \( 1 + 1.83e17T + 1.62e36T^{2} \)
59 \( 1 + 3.51e18T + 1.54e37T^{2} \)
61 \( 1 + 5.80e18T + 3.10e37T^{2} \)
67 \( 1 - 9.29e18T + 2.22e38T^{2} \)
71 \( 1 - 3.74e19T + 7.52e38T^{2} \)
73 \( 1 + 6.80e19T + 1.34e39T^{2} \)
79 \( 1 - 5.70e19T + 7.08e39T^{2} \)
83 \( 1 + 2.10e19T + 1.99e40T^{2} \)
89 \( 1 - 4.12e20T + 8.65e40T^{2} \)
97 \( 1 - 9.12e20T + 5.27e41T^{2} \)
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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

−10.34473271992461269391125821589, −9.418872385132807437553836654408, −8.674497641157001292263495786009, −7.60570132092546921115919183512, −6.31458724345015541206100730436, −4.98444483671620355584827277509, −4.05437382120232729888620673376, −3.12814418687808004162451347569, −1.74585212767962334278938758073, −0.58406991789623872415746253991, 0.58406991789623872415746253991, 1.74585212767962334278938758073, 3.12814418687808004162451347569, 4.05437382120232729888620673376, 4.98444483671620355584827277509, 6.31458724345015541206100730436, 7.60570132092546921115919183512, 8.674497641157001292263495786009, 9.418872385132807437553836654408, 10.34473271992461269391125821589

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