Properties

Label 2-15e2-1.1-c9-0-5
Degree $2$
Conductor $225$
Sign $1$
Analytic cond. $115.883$
Root an. cond. $10.7648$
Motivic weight $9$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 21.4·2-s − 53.2·4-s − 9.90e3·7-s − 1.21e4·8-s − 3.64e4·11-s − 1.64e5·13-s − 2.12e5·14-s − 2.32e5·16-s + 8.23e4·17-s − 6.09e5·19-s − 7.80e5·22-s + 1.88e6·23-s − 3.53e6·26-s + 5.27e5·28-s − 3.39e5·29-s + 5.47e5·31-s + 1.22e6·32-s + 1.76e6·34-s − 5.25e6·37-s − 1.30e7·38-s − 2.05e6·41-s + 6.76e6·43-s + 1.94e6·44-s + 4.03e7·46-s + 3.15e7·47-s + 5.77e7·49-s + 8.77e6·52-s + ⋯
L(s)  = 1  + 0.946·2-s − 0.103·4-s − 1.55·7-s − 1.04·8-s − 0.750·11-s − 1.60·13-s − 1.47·14-s − 0.885·16-s + 0.239·17-s − 1.07·19-s − 0.710·22-s + 1.40·23-s − 1.51·26-s + 0.162·28-s − 0.0890·29-s + 0.106·31-s + 0.207·32-s + 0.226·34-s − 0.461·37-s − 1.01·38-s − 0.113·41-s + 0.301·43-s + 0.0780·44-s + 1.33·46-s + 0.942·47-s + 1.43·49-s + 0.166·52-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 225 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(10-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 225 ^{s/2} \, \Gamma_{\C}(s+9/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(225\)    =    \(3^{2} \cdot 5^{2}\)
Sign: $1$
Analytic conductor: \(115.883\)
Root analytic conductor: \(10.7648\)
Motivic weight: \(9\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 225,\ (\ :9/2),\ 1)\)

Particular Values

\(L(5)\) \(\approx\) \(0.7851667324\)
\(L(\frac12)\) \(\approx\) \(0.7851667324\)
\(L(\frac{11}{2})\) 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 \( 1 \)
good2 \( 1 - 21.4T + 512T^{2} \)
7 \( 1 + 9.90e3T + 4.03e7T^{2} \)
11 \( 1 + 3.64e4T + 2.35e9T^{2} \)
13 \( 1 + 1.64e5T + 1.06e10T^{2} \)
17 \( 1 - 8.23e4T + 1.18e11T^{2} \)
19 \( 1 + 6.09e5T + 3.22e11T^{2} \)
23 \( 1 - 1.88e6T + 1.80e12T^{2} \)
29 \( 1 + 3.39e5T + 1.45e13T^{2} \)
31 \( 1 - 5.47e5T + 2.64e13T^{2} \)
37 \( 1 + 5.25e6T + 1.29e14T^{2} \)
41 \( 1 + 2.05e6T + 3.27e14T^{2} \)
43 \( 1 - 6.76e6T + 5.02e14T^{2} \)
47 \( 1 - 3.15e7T + 1.11e15T^{2} \)
53 \( 1 + 4.89e7T + 3.29e15T^{2} \)
59 \( 1 + 8.77e7T + 8.66e15T^{2} \)
61 \( 1 - 3.84e7T + 1.16e16T^{2} \)
67 \( 1 - 1.36e8T + 2.72e16T^{2} \)
71 \( 1 + 3.49e8T + 4.58e16T^{2} \)
73 \( 1 + 1.61e8T + 5.88e16T^{2} \)
79 \( 1 + 1.26e8T + 1.19e17T^{2} \)
83 \( 1 + 2.87e8T + 1.86e17T^{2} \)
89 \( 1 - 5.63e8T + 3.50e17T^{2} \)
97 \( 1 - 4.71e8T + 7.60e17T^{2} \)
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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

−10.53477484509824179709863885514, −9.666803181600104643234761481933, −8.860185915946072387510854445088, −7.35420252572493294902187665682, −6.40449290892922992706593729534, −5.37944682451515417701618384946, −4.45538658299742777874763763708, −3.21859676142999505119156753435, −2.53850703682217272393900620468, −0.33358994979389725211606946508, 0.33358994979389725211606946508, 2.53850703682217272393900620468, 3.21859676142999505119156753435, 4.45538658299742777874763763708, 5.37944682451515417701618384946, 6.40449290892922992706593729534, 7.35420252572493294902187665682, 8.860185915946072387510854445088, 9.666803181600104643234761481933, 10.53477484509824179709863885514

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