Properties

Label 2-1440-5.4-c1-0-1
Degree $2$
Conductor $1440$
Sign $-1$
Analytic cond. $11.4984$
Root an. cond. $3.39093$
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  + 2.23i·5-s + 2i·7-s − 4.47·11-s − 4.47i·13-s + 4.47i·17-s + 4i·23-s − 5.00·25-s + 4·29-s − 8.94·31-s − 4.47·35-s − 4.47i·37-s − 10·41-s + 4i·43-s − 8i·47-s + 3·49-s + ⋯
L(s)  = 1  + 0.999i·5-s + 0.755i·7-s − 1.34·11-s − 1.24i·13-s + 1.08i·17-s + 0.834i·23-s − 1.00·25-s + 0.742·29-s − 1.60·31-s − 0.755·35-s − 0.735i·37-s − 1.56·41-s + 0.609i·43-s − 1.16i·47-s + 0.428·49-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1440 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1440 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1440\)    =    \(2^{5} \cdot 3^{2} \cdot 5\)
Sign: $-1$
Analytic conductor: \(11.4984\)
Root analytic conductor: \(3.39093\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1440} (289, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1440,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.5288574375\)
\(L(\frac12)\) \(\approx\) \(0.5288574375\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 \)
5 \( 1 - 2.23iT \)
good7 \( 1 - 2iT - 7T^{2} \)
11 \( 1 + 4.47T + 11T^{2} \)
13 \( 1 + 4.47iT - 13T^{2} \)
17 \( 1 - 4.47iT - 17T^{2} \)
19 \( 1 + 19T^{2} \)
23 \( 1 - 4iT - 23T^{2} \)
29 \( 1 - 4T + 29T^{2} \)
31 \( 1 + 8.94T + 31T^{2} \)
37 \( 1 + 4.47iT - 37T^{2} \)
41 \( 1 + 10T + 41T^{2} \)
43 \( 1 - 4iT - 43T^{2} \)
47 \( 1 + 8iT - 47T^{2} \)
53 \( 1 + 4.47iT - 53T^{2} \)
59 \( 1 + 13.4T + 59T^{2} \)
61 \( 1 - 10T + 61T^{2} \)
67 \( 1 + 8iT - 67T^{2} \)
71 \( 1 + 8.94T + 71T^{2} \)
73 \( 1 - 8.94iT - 73T^{2} \)
79 \( 1 + 8.94T + 79T^{2} \)
83 \( 1 + 4iT - 83T^{2} \)
89 \( 1 - 6T + 89T^{2} \)
97 \( 1 - 17.8iT - 97T^{2} \)
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

−10.28050954446112390869298658382, −9.117742768646456005761218017698, −8.135649142783730366330901440000, −7.67220441691546342250272553804, −6.67009507343241820872957833098, −5.66412235980262410291366344682, −5.27728529715644030126361410230, −3.69317192137638188340017732954, −2.93279612884887630196428836064, −1.99594864537663159439266731873, 0.19907886645495187645100147373, 1.63197097223259726290013129297, 2.90055613177268380447918844684, 4.24156084630314207135651686601, 4.80623187152615436896213555662, 5.65262436587696134203888218539, 6.85469065811911936852994294426, 7.50031055511608455646562200067, 8.396966278667918173498469166484, 9.082150021756316601308729261382

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