Properties

Label 2-19e2-1.1-c1-0-0
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  − 2.23·2-s − 2·3-s + 3.00·4-s − 0.618·5-s + 4.47·6-s − 3.23·7-s − 2.23·8-s + 9-s + 1.38·10-s + 0.763·11-s − 6.00·12-s − 4.85·13-s + 7.23·14-s + 1.23·15-s − 0.999·16-s − 1.61·17-s − 2.23·18-s − 1.85·20-s + 6.47·21-s − 1.70·22-s + 4.47·23-s + 4.47·24-s − 4.61·25-s + 10.8·26-s + 4·27-s − 9.70·28-s + 4.09·29-s + ⋯
L(s)  = 1  − 1.58·2-s − 1.15·3-s + 1.50·4-s − 0.276·5-s + 1.82·6-s − 1.22·7-s − 0.790·8-s + 0.333·9-s + 0.437·10-s + 0.230·11-s − 1.73·12-s − 1.34·13-s + 1.93·14-s + 0.319·15-s − 0.249·16-s − 0.392·17-s − 0.527·18-s − 0.414·20-s + 1.41·21-s − 0.364·22-s + 0.932·23-s + 0.912·24-s − 0.923·25-s + 2.12·26-s + 0.769·27-s − 1.83·28-s + 0.759·29-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

\(L(1)\) \(\approx\) \(0.2205501946\)
\(L(\frac12)\) \(\approx\) \(0.2205501946\)
\(L(\frac{3}{2})\) 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 \( 1 + 2.23T + 2T^{2} \)
3 \( 1 + 2T + 3T^{2} \)
5 \( 1 + 0.618T + 5T^{2} \)
7 \( 1 + 3.23T + 7T^{2} \)
11 \( 1 - 0.763T + 11T^{2} \)
13 \( 1 + 4.85T + 13T^{2} \)
17 \( 1 + 1.61T + 17T^{2} \)
23 \( 1 - 4.47T + 23T^{2} \)
29 \( 1 - 4.09T + 29T^{2} \)
31 \( 1 - 6T + 31T^{2} \)
37 \( 1 + 2.14T + 37T^{2} \)
41 \( 1 - 7.09T + 41T^{2} \)
43 \( 1 - 8.47T + 43T^{2} \)
47 \( 1 - 9.23T + 47T^{2} \)
53 \( 1 + 11.0T + 53T^{2} \)
59 \( 1 - 1.23T + 59T^{2} \)
61 \( 1 - 3.14T + 61T^{2} \)
67 \( 1 + 8.47T + 67T^{2} \)
71 \( 1 + 1.23T + 71T^{2} \)
73 \( 1 - 5.56T + 73T^{2} \)
79 \( 1 + 2T + 79T^{2} \)
83 \( 1 - 3.70T + 83T^{2} \)
89 \( 1 + 8.32T + 89T^{2} \)
97 \( 1 + 0.0901T + 97T^{2} \)
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

−11.19931962696425782819749655061, −10.36867859074742180344313591596, −9.670870665915046097084934038365, −8.902209761802464606038571101334, −7.63063318154922331124185563353, −6.83066724883614345154670562108, −6.03212104130555659448655465473, −4.59929929672457824214516035692, −2.68394029336039325924371764473, −0.58545577887490055659980554211, 0.58545577887490055659980554211, 2.68394029336039325924371764473, 4.59929929672457824214516035692, 6.03212104130555659448655465473, 6.83066724883614345154670562108, 7.63063318154922331124185563353, 8.902209761802464606038571101334, 9.670870665915046097084934038365, 10.36867859074742180344313591596, 11.19931962696425782819749655061

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