31496426837domain: NAppears in sequencesa(n) = 4*a(n-1) + 1, a(1)=7.at n=16A072261a(n) = 4*a(n-2)+1 with initial terms 1,3,7.at n=34A283323a(0) = 4, a(n) = 2*a(n-1) + (-1)^n.at n=33A383953