OFFSET
1,1
MAPLE
A086795 := proc(n)
mul( x^i-2*y^i, i=1..n) ;
expand(%) ;
nops([coeffs(%)]) ;
end proc: # R. J. Mathar, Sep 15 2012
CROSSREFS
KEYWORD
nonn
AUTHOR
Yuval Dekel (dekelyuval(AT)hotmail.com), Aug 05 2003
STATUS
approved