Properties

Label 2-648-648.347-c1-0-65
Degree $2$
Conductor $648$
Sign $-0.140 + 0.990i$
Analytic cond. $5.17430$
Root an. cond. $2.27471$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

Related objects

Downloads

Learn more

Normalization:  

Dirichlet series

L(s)  = 1  + (−1.04 − 0.956i)2-s + (1.63 − 0.557i)3-s + (0.170 + 1.99i)4-s + (−1.60 − 1.05i)5-s + (−2.24 − 0.987i)6-s + (−1.00 + 0.949i)7-s + (1.72 − 2.23i)8-s + (2.37 − 1.82i)9-s + (0.664 + 2.64i)10-s + (0.968 − 1.92i)11-s + (1.39 + 3.17i)12-s + (5.48 + 2.36i)13-s + (1.95 − 0.0264i)14-s + (−3.23 − 0.837i)15-s + (−3.94 + 0.678i)16-s + (2.40 − 2.87i)17-s + ⋯
L(s)  = 1  + (−0.736 − 0.676i)2-s + (0.946 − 0.322i)3-s + (0.0851 + 0.996i)4-s + (−0.719 − 0.473i)5-s + (−0.915 − 0.403i)6-s + (−0.380 + 0.358i)7-s + (0.611 − 0.791i)8-s + (0.792 − 0.609i)9-s + (0.210 + 0.835i)10-s + (0.291 − 0.581i)11-s + (0.401 + 0.915i)12-s + (1.52 + 0.655i)13-s + (0.522 − 0.00707i)14-s + (−0.834 − 0.216i)15-s + (−0.985 + 0.169i)16-s + (0.584 − 0.696i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 648 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.140 + 0.990i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 648 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.140 + 0.990i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(648\)    =    \(2^{3} \cdot 3^{4}\)
Sign: $-0.140 + 0.990i$
Analytic conductor: \(5.17430\)
Root analytic conductor: \(2.27471\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{648} (347, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 648,\ (\ :1/2),\ -0.140 + 0.990i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.835829 - 0.962677i\)
\(L(\frac12)\) \(\approx\) \(0.835829 - 0.962677i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (1.04 + 0.956i)T \)
3 \( 1 + (-1.63 + 0.557i)T \)
good5 \( 1 + (1.60 + 1.05i)T + (1.98 + 4.59i)T^{2} \)
7 \( 1 + (1.00 - 0.949i)T + (0.407 - 6.98i)T^{2} \)
11 \( 1 + (-0.968 + 1.92i)T + (-6.56 - 8.82i)T^{2} \)
13 \( 1 + (-5.48 - 2.36i)T + (8.92 + 9.45i)T^{2} \)
17 \( 1 + (-2.40 + 2.87i)T + (-2.95 - 16.7i)T^{2} \)
19 \( 1 + (0.268 - 0.225i)T + (3.29 - 18.7i)T^{2} \)
23 \( 1 + (0.552 - 0.585i)T + (-1.33 - 22.9i)T^{2} \)
29 \( 1 + (6.60 + 0.771i)T + (28.2 + 6.68i)T^{2} \)
31 \( 1 + (-2.41 + 10.2i)T + (-27.7 - 13.9i)T^{2} \)
37 \( 1 + (7.36 + 1.29i)T + (34.7 + 12.6i)T^{2} \)
41 \( 1 + (-5.62 + 4.19i)T + (11.7 - 39.2i)T^{2} \)
43 \( 1 + (-0.0630 - 1.08i)T + (-42.7 + 4.99i)T^{2} \)
47 \( 1 + (-3.10 + 0.734i)T + (42.0 - 21.0i)T^{2} \)
53 \( 1 + (-4.63 + 8.03i)T + (-26.5 - 45.8i)T^{2} \)
59 \( 1 + (-2.43 - 4.84i)T + (-35.2 + 47.3i)T^{2} \)
61 \( 1 + (-14.0 - 4.20i)T + (50.9 + 33.5i)T^{2} \)
67 \( 1 + (7.42 - 0.867i)T + (65.1 - 15.4i)T^{2} \)
71 \( 1 + (3.22 - 1.17i)T + (54.3 - 45.6i)T^{2} \)
73 \( 1 + (-7.68 - 2.79i)T + (55.9 + 46.9i)T^{2} \)
79 \( 1 + (4.95 + 3.68i)T + (22.6 + 75.6i)T^{2} \)
83 \( 1 + (6.36 + 4.74i)T + (23.8 + 79.5i)T^{2} \)
89 \( 1 + (0.850 - 2.33i)T + (-68.1 - 57.2i)T^{2} \)
97 \( 1 + (0.829 - 0.545i)T + (38.4 - 89.0i)T^{2} \)
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

−10.12275503049156442354777901173, −9.179841772015934576218063344062, −8.754013909301636923942768846622, −7.989656291707159181996359460945, −7.18642893363281738080880827058, −6.01630763058076689092387473862, −4.04864629467212729212324419199, −3.60606425813899255125579560239, −2.29680589309063197121857288655, −0.893997965064520733532850876990, 1.50539590602636961020086525750, 3.26884027482010620990667893465, 4.07148678938094839115724628584, 5.49672015962053213351422451888, 6.72481900267637710502582401673, 7.40029871389529708215683339177, 8.252964104108425930838812009702, 8.828895301171275292526018268675, 9.871628981395133484388779431159, 10.52541823252119018538584961014

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