Properties

Label 2-15e2-1.1-c9-0-21
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  − 20.2·2-s − 103.·4-s + 4.01e3·7-s + 1.24e4·8-s + 4.21e4·11-s − 1.23e5·13-s − 8.10e4·14-s − 1.98e5·16-s + 3.19e5·17-s + 1.08e6·19-s − 8.50e5·22-s + 1.50e6·23-s + 2.49e6·26-s − 4.16e5·28-s + 2.62e6·29-s + 3.27e6·31-s − 2.36e6·32-s − 6.46e6·34-s + 2.51e6·37-s − 2.19e7·38-s − 2.95e7·41-s + 1.42e7·43-s − 4.37e6·44-s − 3.04e7·46-s + 1.35e6·47-s − 2.42e7·49-s + 1.28e7·52-s + ⋯
L(s)  = 1  − 0.892·2-s − 0.202·4-s + 0.631·7-s + 1.07·8-s + 0.867·11-s − 1.20·13-s − 0.563·14-s − 0.755·16-s + 0.929·17-s + 1.91·19-s − 0.774·22-s + 1.12·23-s + 1.07·26-s − 0.128·28-s + 0.688·29-s + 0.635·31-s − 0.399·32-s − 0.829·34-s + 0.220·37-s − 1.70·38-s − 1.63·41-s + 0.635·43-s − 0.175·44-s − 1.00·46-s + 0.0404·47-s − 0.601·49-s + 0.243·52-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

\(L(5)\) \(\approx\) \(1.536538579\)
\(L(\frac12)\) \(\approx\) \(1.536538579\)
\(L(\frac{11}{2})\) 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 \( 1 + 20.2T + 512T^{2} \)
7 \( 1 - 4.01e3T + 4.03e7T^{2} \)
11 \( 1 - 4.21e4T + 2.35e9T^{2} \)
13 \( 1 + 1.23e5T + 1.06e10T^{2} \)
17 \( 1 - 3.19e5T + 1.18e11T^{2} \)
19 \( 1 - 1.08e6T + 3.22e11T^{2} \)
23 \( 1 - 1.50e6T + 1.80e12T^{2} \)
29 \( 1 - 2.62e6T + 1.45e13T^{2} \)
31 \( 1 - 3.27e6T + 2.64e13T^{2} \)
37 \( 1 - 2.51e6T + 1.29e14T^{2} \)
41 \( 1 + 2.95e7T + 3.27e14T^{2} \)
43 \( 1 - 1.42e7T + 5.02e14T^{2} \)
47 \( 1 - 1.35e6T + 1.11e15T^{2} \)
53 \( 1 - 9.73e7T + 3.29e15T^{2} \)
59 \( 1 - 7.48e6T + 8.66e15T^{2} \)
61 \( 1 + 9.11e7T + 1.16e16T^{2} \)
67 \( 1 + 2.94e8T + 2.72e16T^{2} \)
71 \( 1 + 1.56e8T + 4.58e16T^{2} \)
73 \( 1 - 2.82e8T + 5.88e16T^{2} \)
79 \( 1 + 5.55e8T + 1.19e17T^{2} \)
83 \( 1 - 6.48e6T + 1.86e17T^{2} \)
89 \( 1 - 5.99e8T + 3.50e17T^{2} \)
97 \( 1 + 9.25e8T + 7.60e17T^{2} \)
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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

−10.27563387367475612649701542560, −9.621220937354214826921331684204, −8.768859186501591311851368775154, −7.72725622816351010149287216638, −7.06115587040492214588649187898, −5.35752415606959714442212605820, −4.54802462292572869668550850060, −3.08622933756801272134121488349, −1.48979443769921550636481583295, −0.74958622579217496663058909125, 0.74958622579217496663058909125, 1.48979443769921550636481583295, 3.08622933756801272134121488349, 4.54802462292572869668550850060, 5.35752415606959714442212605820, 7.06115587040492214588649187898, 7.72725622816351010149287216638, 8.768859186501591311851368775154, 9.621220937354214826921331684204, 10.27563387367475612649701542560

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