64535domain: NAppears in sequencesa(1) = 1; a(2) = 2; a(3) = 3; a(n+3) = a(n+2)*a(n+1) + a(n+1)*a(n) + a(n)*a(n+2).at n=6A066046a(n) = ceiling((n+1/3)^n).at n=5A197972Round((n+1/3)^n).at n=5A198077