Properties

Label 2-19e2-1.1-c1-0-10
Degree $2$
Conductor $361$
Sign $1$
Analytic cond. $2.88259$
Root an. cond. $1.69782$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

Related objects

Downloads

Learn more

Normalization:  

Dirichlet series

L(s)  = 1  + 1.61·2-s + 0.381·3-s + 0.618·4-s + 3.23·5-s + 0.618·6-s + 3·7-s − 2.23·8-s − 2.85·9-s + 5.23·10-s − 1.61·11-s + 0.236·12-s − 13-s + 4.85·14-s + 1.23·15-s − 4.85·16-s + 0.763·17-s − 4.61·18-s + 2.00·20-s + 1.14·21-s − 2.61·22-s + 5.38·23-s − 0.854·24-s + 5.47·25-s − 1.61·26-s − 2.23·27-s + 1.85·28-s − 3.61·29-s + ⋯
L(s)  = 1  + 1.14·2-s + 0.220·3-s + 0.309·4-s + 1.44·5-s + 0.252·6-s + 1.13·7-s − 0.790·8-s − 0.951·9-s + 1.65·10-s − 0.487·11-s + 0.0681·12-s − 0.277·13-s + 1.29·14-s + 0.319·15-s − 1.21·16-s + 0.185·17-s − 1.08·18-s + 0.447·20-s + 0.250·21-s − 0.558·22-s + 1.12·23-s − 0.174·24-s + 1.09·25-s − 0.317·26-s − 0.430·27-s + 0.350·28-s − 0.671·29-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 361 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 361 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(361\)    =    \(19^{2}\)
Sign: $1$
Analytic conductor: \(2.88259\)
Root analytic conductor: \(1.69782\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 361,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.771031028\)
\(L(\frac12)\) \(\approx\) \(2.771031028\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad19 \( 1 \)
good2 \( 1 - 1.61T + 2T^{2} \)
3 \( 1 - 0.381T + 3T^{2} \)
5 \( 1 - 3.23T + 5T^{2} \)
7 \( 1 - 3T + 7T^{2} \)
11 \( 1 + 1.61T + 11T^{2} \)
13 \( 1 + T + 13T^{2} \)
17 \( 1 - 0.763T + 17T^{2} \)
23 \( 1 - 5.38T + 23T^{2} \)
29 \( 1 + 3.61T + 29T^{2} \)
31 \( 1 + 8.85T + 31T^{2} \)
37 \( 1 - 8.85T + 37T^{2} \)
41 \( 1 + 3T + 41T^{2} \)
43 \( 1 + 0.145T + 43T^{2} \)
47 \( 1 - 3T + 47T^{2} \)
53 \( 1 + 6.32T + 53T^{2} \)
59 \( 1 - 0.326T + 59T^{2} \)
61 \( 1 + 10.2T + 61T^{2} \)
67 \( 1 + 7T + 67T^{2} \)
71 \( 1 + 7.47T + 71T^{2} \)
73 \( 1 + 2.70T + 73T^{2} \)
79 \( 1 - 13.4T + 79T^{2} \)
83 \( 1 - 8.47T + 83T^{2} \)
89 \( 1 + 7.76T + 89T^{2} \)
97 \( 1 - 13.8T + 97T^{2} \)
show more
show less
   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{2} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−11.49788157458842022587931033710, −10.77748306074970311755371727392, −9.454831385739857431043096854179, −8.829671547173231451633876685519, −7.59258639385275656373452645746, −6.11007784620556506954285677917, −5.44086334218636031304886039989, −4.74930228065550701771302606444, −3.13206776420011051494926956226, −2.04548392419334581624899500641, 2.04548392419334581624899500641, 3.13206776420011051494926956226, 4.74930228065550701771302606444, 5.44086334218636031304886039989, 6.11007784620556506954285677917, 7.59258639385275656373452645746, 8.829671547173231451633876685519, 9.454831385739857431043096854179, 10.77748306074970311755371727392, 11.49788157458842022587931033710

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