OFFSET
2,1
FORMULA
G.f.:(-3+x^5-2*x^4-4*x^3-2*x^2-x)/((x^2+x-1)*(x^4+x^2-1)^2) [From Maksym Voznyy (voznyy(AT)mail.ru), Jul 27 2009]
CROSSREFS
KEYWORD
nonn
AUTHOR
STATUS
approved