editing
approved
(MAGMAMagma) MolienSeries(CoxeterGroup("E6")); // Sergei Haller (sergei(AT)sergei-haller.de), Dec 21 2006
proposed
<a href="/index/Rec#order_42">Index entries for linear recurrences with constant coefficients</a>, signature (0,1,0,0,1,1,-1,0,1,-1,-2,1,0,-3,0,2,-1,-1,3,1,-2,1,3,-1,-1,2,0,-3,0,1,-2,-1,1,0,-1,1,1,0,0,1,0,-1).
G.f.: 1/((1-x^2)*(1-x^5)*(1-x^6)*(1-x^8)*(1-x^9)*(1-x^12)))).
seq(coeff(series(1/((1-x^2)*(1-x^5)*(1-x^6)*(1-x^8)*(1-x^9)*(1-x^12)), x, n+1), x, n), n = 0..60); # G. C. Greubel, Jan 31 2020
(PARI) my(x='x+O('x^60)); Vec(1/((1-x^2)*(1-x^5)*(1-x^6)*(1-x^8)*(1-x^9)*(1-x^12))) \\ G. C. Greubel, Jan 31 2020
(Sage)
def A008584_list(prec):
P.<x> = PowerSeriesRing(ZZ, prec)
return P( 1/((1-x^2)*(1-x^5)*(1-x^6)*(1-x^8)*(1-x^9)*(1-x^12)) ).list()
A008584_list(60) # G. C. Greubel, Jan 31 2020
G.f. .: 1/((1-x^2)*(1-x^5)*(1-x^6)*(1-x^8)*(1-x^9)*(1-x^12))
(MAGMA) MolienSeries(CoxeterGroup("E6")); - from ")); // Sergei Haller (sergei(AT)sergei-haller.de), Dec 21 2006
_N. J. A. Sloane_._