Properties

Label 2-648-648.155-c1-0-38
Degree $2$
Conductor $648$
Sign $0.923 - 0.384i$
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  + (−1.24 − 0.675i)2-s + (1.66 − 0.467i)3-s + (1.08 + 1.67i)4-s + (−0.690 + 0.454i)5-s + (−2.38 − 0.545i)6-s + (1.79 + 1.69i)7-s + (−0.218 − 2.81i)8-s + (2.56 − 1.55i)9-s + (1.16 − 0.0980i)10-s + (2.65 + 5.29i)11-s + (2.59 + 2.29i)12-s + (−4.45 + 1.92i)13-s + (−1.08 − 3.31i)14-s + (−0.939 + 1.08i)15-s + (−1.63 + 3.65i)16-s + (−1.63 − 1.94i)17-s + ⋯
L(s)  = 1  + (−0.878 − 0.477i)2-s + (0.962 − 0.269i)3-s + (0.543 + 0.839i)4-s + (−0.308 + 0.203i)5-s + (−0.974 − 0.222i)6-s + (0.677 + 0.638i)7-s + (−0.0772 − 0.997i)8-s + (0.854 − 0.519i)9-s + (0.368 − 0.0309i)10-s + (0.801 + 1.59i)11-s + (0.750 + 0.661i)12-s + (−1.23 + 0.533i)13-s + (−0.289 − 0.884i)14-s + (−0.242 + 0.278i)15-s + (−0.408 + 0.912i)16-s + (−0.396 − 0.472i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 648 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.923 - 0.384i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 648 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.923 - 0.384i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(648\)    =    \(2^{3} \cdot 3^{4}\)
Sign: $0.923 - 0.384i$
Analytic conductor: \(5.17430\)
Root analytic conductor: \(2.27471\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{648} (155, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 648,\ (\ :1/2),\ 0.923 - 0.384i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.35776 + 0.271388i\)
\(L(\frac12)\) \(\approx\) \(1.35776 + 0.271388i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (1.24 + 0.675i)T \)
3 \( 1 + (-1.66 + 0.467i)T \)
good5 \( 1 + (0.690 - 0.454i)T + (1.98 - 4.59i)T^{2} \)
7 \( 1 + (-1.79 - 1.69i)T + (0.407 + 6.98i)T^{2} \)
11 \( 1 + (-2.65 - 5.29i)T + (-6.56 + 8.82i)T^{2} \)
13 \( 1 + (4.45 - 1.92i)T + (8.92 - 9.45i)T^{2} \)
17 \( 1 + (1.63 + 1.94i)T + (-2.95 + 16.7i)T^{2} \)
19 \( 1 + (-4.54 - 3.81i)T + (3.29 + 18.7i)T^{2} \)
23 \( 1 + (4.49 + 4.75i)T + (-1.33 + 22.9i)T^{2} \)
29 \( 1 + (-0.241 + 0.0282i)T + (28.2 - 6.68i)T^{2} \)
31 \( 1 + (-1.82 - 7.69i)T + (-27.7 + 13.9i)T^{2} \)
37 \( 1 + (-4.74 + 0.836i)T + (34.7 - 12.6i)T^{2} \)
41 \( 1 + (3.29 + 2.45i)T + (11.7 + 39.2i)T^{2} \)
43 \( 1 + (-0.248 + 4.26i)T + (-42.7 - 4.99i)T^{2} \)
47 \( 1 + (0.190 + 0.0452i)T + (42.0 + 21.0i)T^{2} \)
53 \( 1 + (-1.90 - 3.30i)T + (-26.5 + 45.8i)T^{2} \)
59 \( 1 + (-2.37 + 4.73i)T + (-35.2 - 47.3i)T^{2} \)
61 \( 1 + (-13.5 + 4.06i)T + (50.9 - 33.5i)T^{2} \)
67 \( 1 + (7.86 + 0.918i)T + (65.1 + 15.4i)T^{2} \)
71 \( 1 + (-1.73 - 0.632i)T + (54.3 + 45.6i)T^{2} \)
73 \( 1 + (-1.83 + 0.666i)T + (55.9 - 46.9i)T^{2} \)
79 \( 1 + (-6.75 + 5.03i)T + (22.6 - 75.6i)T^{2} \)
83 \( 1 + (-6.58 + 4.90i)T + (23.8 - 79.5i)T^{2} \)
89 \( 1 + (-4.03 - 11.0i)T + (-68.1 + 57.2i)T^{2} \)
97 \( 1 + (8.15 + 5.36i)T + (38.4 + 89.0i)T^{2} \)
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

−10.24574364614597260224542424212, −9.640908905030254320580889487560, −8.994855371378530834653895181454, −8.054139557920012759978487181835, −7.32227552859783567107741676710, −6.75042683614116767794479440337, −4.78881900064836946005641217905, −3.75705877535625135089081439767, −2.40205860908509688831698504096, −1.72418736419922032511783291854, 0.954777507042798754166537033287, 2.51150963327951444885592078782, 3.87226973843639323116166130318, 4.99623235817416045186344794584, 6.20497889341787428958094770478, 7.46141020535315074334729291369, 7.921458765529918002841891560331, 8.639357313171888797240190966667, 9.547913862796444358818450283542, 10.16038149906101202100391426255

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