322238domain: NAppears in sequencesG.f. = (1+10*x-12*x^2-50*x^3+10*x^4+10*x^5-12*x^6)/(1-8*x-66*x^2+280*x^3+178*x^4-532*x^5-84*x^6+108*x^7).at n=5A177358