g=50;k=0.0333;na=10;
F=k*g+(2-1/g)*(1-k);
cumra=zeros(1,na);bb=zeros(1,na-2);m=1;
for s=3:na
	for t=3:s
	
	m=m*(2*t-3);
	end
bb(s-2)=m*F*(F-1)^(s-2)*g^s;
end
vv=[g F*g*g];
cumra=[vv bb];f2=f1(1,1:na);
z=f2./cumra
zz=z(1,1:6)
p=1:1:6;
