-655203251304domain: ZAppears in sequencesa(n) = 1 for n <= 5; a(n) = 36*a(n-1) - 450*a(n-2) + 3000*a(n-3) - 11250*a(n-4) + 22500*a(n-5) - 18750*a(n-6) otherwise.at n=12A255983