OFFSET
0,2
COMMENTS
This is a row of the triangle in A162499. Only finitely many terms are nonzero.
LINKS
G. C. Greubel, Table of n, a(n) for n = 0..100 (complete row)
MATHEMATICA
CoefficientList[Series[Times@@(1-x^(3*Range[8]))/(1-x)^8, {x, 0, 40}], x] (* Harvey P. Dale, Jun 03 2012 *)
PROG
(PARI) x='x+O('x^100); Vec((1-x^3)*(1-x^6)*(1-x^9)*(1-x^12)*(1-x^15)*(1- x^18)*(1-x^21)*(1-x^24)/(1-x)^8) \\ G. C. Greubel, Jul 06 2018
(Magma) m:=100; R<x>:=PowerSeriesRing(Integers(), m); Coefficients(R!((1-x^3)*(1-x^6)*(1-x^9)*(1-x^12)*(1-x^15)*(1- x^18)*(1-x^21)*(1-x^24)/(1-x)^8)); // G. C. Greubel, Jul 06 2018
CROSSREFS
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Dec 02 2009
STATUS
approved