Properties

Label 2-19e2-19.4-c1-0-9
Degree $2$
Conductor $361$
Sign $0.600 - 0.799i$
Analytic cond. $2.88259$
Root an. cond. $1.69782$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (2.37 + 0.866i)2-s + (−0.113 − 0.642i)3-s + (3.37 + 2.83i)4-s + (−1.03 + 0.866i)5-s + (0.286 − 1.62i)6-s + (−0.766 + 1.32i)7-s + (3.05 + 5.28i)8-s + (2.41 − 0.880i)9-s + (−3.20 + 1.16i)10-s + (0.592 + 1.02i)11-s + (1.43 − 2.49i)12-s + (0.471 − 2.67i)13-s + (−2.97 + 2.49i)14-s + (0.673 + 0.565i)15-s + (1.15 + 6.53i)16-s + (−3.64 − 1.32i)17-s + ⋯
L(s)  = 1  + (1.68 + 0.612i)2-s + (−0.0654 − 0.371i)3-s + (1.68 + 1.41i)4-s + (−0.461 + 0.387i)5-s + (0.117 − 0.664i)6-s + (−0.289 + 0.501i)7-s + (1.07 + 1.86i)8-s + (0.806 − 0.293i)9-s + (−1.01 + 0.368i)10-s + (0.178 + 0.309i)11-s + (0.415 − 0.719i)12-s + (0.130 − 0.742i)13-s + (−0.794 + 0.666i)14-s + (0.173 + 0.145i)15-s + (0.288 + 1.63i)16-s + (−0.884 − 0.321i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 361 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.600 - 0.799i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 361 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.600 - 0.799i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(361\)    =    \(19^{2}\)
Sign: $0.600 - 0.799i$
Analytic conductor: \(2.88259\)
Root analytic conductor: \(1.69782\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{361} (99, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 361,\ (\ :1/2),\ 0.600 - 0.799i)\)

Particular Values

\(L(1)\) \(\approx\) \(2.76525 + 1.38175i\)
\(L(\frac12)\) \(\approx\) \(2.76525 + 1.38175i\)
\(L(\frac{3}{2})\) 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 \( 1 + (-2.37 - 0.866i)T + (1.53 + 1.28i)T^{2} \)
3 \( 1 + (0.113 + 0.642i)T + (-2.81 + 1.02i)T^{2} \)
5 \( 1 + (1.03 - 0.866i)T + (0.868 - 4.92i)T^{2} \)
7 \( 1 + (0.766 - 1.32i)T + (-3.5 - 6.06i)T^{2} \)
11 \( 1 + (-0.592 - 1.02i)T + (-5.5 + 9.52i)T^{2} \)
13 \( 1 + (-0.471 + 2.67i)T + (-12.2 - 4.44i)T^{2} \)
17 \( 1 + (3.64 + 1.32i)T + (13.0 + 10.9i)T^{2} \)
23 \( 1 + (3.87 + 3.25i)T + (3.99 + 22.6i)T^{2} \)
29 \( 1 + (-4.37 + 1.59i)T + (22.2 - 18.6i)T^{2} \)
31 \( 1 + (-1.91 + 3.32i)T + (-15.5 - 26.8i)T^{2} \)
37 \( 1 + 4.10T + 37T^{2} \)
41 \( 1 + (1.73 + 9.83i)T + (-38.5 + 14.0i)T^{2} \)
43 \( 1 + (6.66 - 5.59i)T + (7.46 - 42.3i)T^{2} \)
47 \( 1 + (0.539 - 0.196i)T + (36.0 - 30.2i)T^{2} \)
53 \( 1 + (-2.25 - 1.89i)T + (9.20 + 52.1i)T^{2} \)
59 \( 1 + (-3.69 - 1.34i)T + (45.1 + 37.9i)T^{2} \)
61 \( 1 + (3.46 + 2.90i)T + (10.5 + 60.0i)T^{2} \)
67 \( 1 + (-3.65 + 1.32i)T + (51.3 - 43.0i)T^{2} \)
71 \( 1 + (5.31 - 4.45i)T + (12.3 - 69.9i)T^{2} \)
73 \( 1 + (-1.06 - 6.03i)T + (-68.5 + 24.9i)T^{2} \)
79 \( 1 + (-1.70 - 9.65i)T + (-74.2 + 27.0i)T^{2} \)
83 \( 1 + (6.15 - 10.6i)T + (-41.5 - 71.8i)T^{2} \)
89 \( 1 + (0.421 - 2.38i)T + (-83.6 - 30.4i)T^{2} \)
97 \( 1 + (6.92 + 2.52i)T + (74.3 + 62.3i)T^{2} \)
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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

−12.06032886302530595320093411691, −11.11355931367262883861345247331, −9.874478796857193563046768896534, −8.353376936744597698306781632448, −7.28703339327048182324284799345, −6.67075548290558855457029970232, −5.78956151395153410023383275614, −4.58595991111283794719373169236, −3.67035848280779182973914119948, −2.44566335777261091915037054167, 1.76121628343968130038496707340, 3.44667010849219289029932484472, 4.26579434736974276958868896080, 4.88425513517925634903157993464, 6.25201268874183161977803209055, 7.06155272408284334387313737693, 8.541713199436767449462046852220, 9.973775109898204807786608587669, 10.61735665924386428955049678865, 11.62226155310165488384046244047

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