Properties

Label 2-1440-20.19-c2-0-45
Degree $2$
Conductor $1440$
Sign $-0.968 + 0.248i$
Analytic cond. $39.2371$
Root an. cond. $6.26395$
Motivic weight $2$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

Related objects

Downloads

Learn more

Normalization:  

Dirichlet series

L(s)  = 1  + (−4.30 − 2.54i)5-s + 3.84·7-s + 6.19i·11-s + 16.1i·13-s − 5.20i·17-s − 36.2i·19-s − 22.0·23-s + (12.0 + 21.9i)25-s + 20.0·29-s + 26.4i·31-s + (−16.5 − 9.80i)35-s − 69.3i·37-s − 11.6·41-s − 25.8·43-s + 66.1·47-s + ⋯
L(s)  = 1  + (−0.860 − 0.509i)5-s + 0.549·7-s + 0.562i·11-s + 1.23i·13-s − 0.306i·17-s − 1.90i·19-s − 0.958·23-s + (0.480 + 0.876i)25-s + 0.690·29-s + 0.852i·31-s + (−0.473 − 0.280i)35-s − 1.87i·37-s − 0.283·41-s − 0.601·43-s + 1.40·47-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1440 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.968 + 0.248i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1440 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (-0.968 + 0.248i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1440\)    =    \(2^{5} \cdot 3^{2} \cdot 5\)
Sign: $-0.968 + 0.248i$
Analytic conductor: \(39.2371\)
Root analytic conductor: \(6.26395\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{1440} (1279, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1440,\ (\ :1),\ -0.968 + 0.248i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(0.3254234722\)
\(L(\frac12)\) \(\approx\) \(0.3254234722\)
\(L(2)\) 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 \( 1 + (4.30 + 2.54i)T \)
good7 \( 1 - 3.84T + 49T^{2} \)
11 \( 1 - 6.19iT - 121T^{2} \)
13 \( 1 - 16.1iT - 169T^{2} \)
17 \( 1 + 5.20iT - 289T^{2} \)
19 \( 1 + 36.2iT - 361T^{2} \)
23 \( 1 + 22.0T + 529T^{2} \)
29 \( 1 - 20.0T + 841T^{2} \)
31 \( 1 - 26.4iT - 961T^{2} \)
37 \( 1 + 69.3iT - 1.36e3T^{2} \)
41 \( 1 + 11.6T + 1.68e3T^{2} \)
43 \( 1 + 25.8T + 1.84e3T^{2} \)
47 \( 1 - 66.1T + 2.20e3T^{2} \)
53 \( 1 + 39.5iT - 2.80e3T^{2} \)
59 \( 1 - 27.7iT - 3.48e3T^{2} \)
61 \( 1 + 54.1T + 3.72e3T^{2} \)
67 \( 1 + 107.T + 4.48e3T^{2} \)
71 \( 1 - 70.7iT - 5.04e3T^{2} \)
73 \( 1 + 37.4iT - 5.32e3T^{2} \)
79 \( 1 - 97.6iT - 6.24e3T^{2} \)
83 \( 1 + 126.T + 6.88e3T^{2} \)
89 \( 1 + 133.T + 7.92e3T^{2} \)
97 \( 1 + 6.40iT - 9.40e3T^{2} \)
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

−8.931352966432017460231408575793, −8.264249239118650716281835993537, −7.23389024247946283501130372142, −6.85358549954763450828013568511, −5.44771376007139552371399680875, −4.55978500244973033170537970381, −4.12236175984586556435083313802, −2.70102046734719850803070448400, −1.50819767116874850376773376154, −0.094338465914286492347373006127, 1.37773351857121842775779198331, 2.85809838144071771129909584143, 3.66138002203070212354855218785, 4.54902009050835202705308712010, 5.72437901826644188677762617013, 6.33149799651509308179484609382, 7.61872626982078523609823573075, 8.028955494374863139854073476380, 8.564113886556151354969510351931, 10.03071385767911404173919971582

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