7874106709domain: NAppears in sequencesExpansion of (1+x-x^3)/((1-2*x)*(1-x^2)).at n=32A052997a(n) = 4*a(n-1) + 1, a(1)=7.at n=15A072261a(n) = (n + 1/3)*2^(n-1) - 1/2 + (-1)^(n-1)*(1/6).at n=28A127981a(n) = 4*a(n-2)+1 with initial terms 1,3,7.at n=32A283323a(0) = 4, a(n) = 2*a(n-1) + (-1)^n.at n=31A383953