Properties

Label 2-18-9.7-c11-0-3
Degree $2$
Conductor $18$
Sign $-0.999 - 0.00351i$
Analytic cond. $13.8301$
Root an. cond. $3.71889$
Motivic weight $11$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

Related objects

Downloads

Learn more

Normalization:  

Dirichlet series

L(s)  = 1  + (−16 + 27.7i)2-s + (321. + 271. i)3-s + (−511. − 886. i)4-s + (459. + 795. i)5-s + (−1.26e4 + 4.58e3i)6-s + (−1.92e4 + 3.33e4i)7-s + 3.27e4·8-s + (3.01e4 + 1.74e5i)9-s − 2.93e4·10-s + (−4.74e4 + 8.22e4i)11-s + (7.55e4 − 4.24e5i)12-s + (1.74e5 + 3.01e5i)13-s + (−6.16e5 − 1.06e6i)14-s + (−6.78e4 + 3.80e5i)15-s + (−5.24e5 + 9.08e5i)16-s − 1.03e7·17-s + ⋯
L(s)  = 1  + (−0.353 + 0.612i)2-s + (0.764 + 0.644i)3-s + (−0.249 − 0.433i)4-s + (0.0657 + 0.113i)5-s + (−0.664 + 0.240i)6-s + (−0.433 + 0.750i)7-s + 0.353·8-s + (0.170 + 0.985i)9-s − 0.0929·10-s + (−0.0888 + 0.153i)11-s + (0.0876 − 0.492i)12-s + (0.130 + 0.225i)13-s + (−0.306 − 0.530i)14-s + (−0.0230 + 0.129i)15-s + (−0.125 + 0.216i)16-s − 1.76·17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 18 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.999 - 0.00351i)\, \overline{\Lambda}(12-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 18 ^{s/2} \, \Gamma_{\C}(s+11/2) \, L(s)\cr =\mathstrut & (-0.999 - 0.00351i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(18\)    =    \(2 \cdot 3^{2}\)
Sign: $-0.999 - 0.00351i$
Analytic conductor: \(13.8301\)
Root analytic conductor: \(3.71889\)
Motivic weight: \(11\)
Rational: no
Arithmetic: yes
Character: $\chi_{18} (7, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 18,\ (\ :11/2),\ -0.999 - 0.00351i)\)

Particular Values

\(L(6)\) \(\approx\) \(0.00214190 + 1.21822i\)
\(L(\frac12)\) \(\approx\) \(0.00214190 + 1.21822i\)
\(L(\frac{13}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (16 - 27.7i)T \)
3 \( 1 + (-321. - 271. i)T \)
good5 \( 1 + (-459. - 795. i)T + (-2.44e7 + 4.22e7i)T^{2} \)
7 \( 1 + (1.92e4 - 3.33e4i)T + (-9.88e8 - 1.71e9i)T^{2} \)
11 \( 1 + (4.74e4 - 8.22e4i)T + (-1.42e11 - 2.47e11i)T^{2} \)
13 \( 1 + (-1.74e5 - 3.01e5i)T + (-8.96e11 + 1.55e12i)T^{2} \)
17 \( 1 + 1.03e7T + 3.42e13T^{2} \)
19 \( 1 + 9.58e6T + 1.16e14T^{2} \)
23 \( 1 + (6.91e6 + 1.19e7i)T + (-4.76e14 + 8.25e14i)T^{2} \)
29 \( 1 + (3.40e7 - 5.89e7i)T + (-6.10e15 - 1.05e16i)T^{2} \)
31 \( 1 + (-7.74e7 - 1.34e8i)T + (-1.27e16 + 2.20e16i)T^{2} \)
37 \( 1 - 4.54e8T + 1.77e17T^{2} \)
41 \( 1 + (-2.06e8 - 3.58e8i)T + (-2.75e17 + 4.76e17i)T^{2} \)
43 \( 1 + (-9.65e7 + 1.67e8i)T + (-4.64e17 - 8.04e17i)T^{2} \)
47 \( 1 + (1.40e9 - 2.43e9i)T + (-1.23e18 - 2.14e18i)T^{2} \)
53 \( 1 + 7.13e8T + 9.26e18T^{2} \)
59 \( 1 + (-4.00e9 - 6.93e9i)T + (-1.50e19 + 2.61e19i)T^{2} \)
61 \( 1 + (-3.66e9 + 6.34e9i)T + (-2.17e19 - 3.76e19i)T^{2} \)
67 \( 1 + (-4.41e9 - 7.64e9i)T + (-6.10e19 + 1.05e20i)T^{2} \)
71 \( 1 + 5.49e8T + 2.31e20T^{2} \)
73 \( 1 - 3.48e10T + 3.13e20T^{2} \)
79 \( 1 + (-1.45e10 + 2.51e10i)T + (-3.73e20 - 6.47e20i)T^{2} \)
83 \( 1 + (-2.16e10 + 3.74e10i)T + (-6.43e20 - 1.11e21i)T^{2} \)
89 \( 1 + 6.18e10T + 2.77e21T^{2} \)
97 \( 1 + (6.81e10 - 1.18e11i)T + (-3.57e21 - 6.19e21i)T^{2} \)
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

−16.31518639505608376712230162135, −15.45302502135774132820675147418, −14.41385360215767861752201208933, −12.97582796577766450131058322200, −10.78152773535418866395504133950, −9.341416109472665431104733432275, −8.388866811448916088097142320435, −6.48762397628948239402137431716, −4.53327685938179558627479026366, −2.42559915825558859574889212728, 0.49717583515892689962241238609, 2.21825327881399161694201537059, 3.89521454465062672682518350727, 6.76826606989768502245383351338, 8.283271378453107200444932649860, 9.587558018736389416994378556177, 11.17222716043380928805603721424, 12.91893398253999923794218847247, 13.55388884618097513225592458101, 15.24427976276413764417625026491

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