29654190720domain: NAppears in sequencesa(n) = (3*n)!/(2*n)!.at n=8A064352Product of 8 consecutive integers. a(n) = RisingFactorial(n, 8).at n=17A239035a(n) = Product_{k = 1+n-floor(n/3) .. n} k.at n=23A254865a(n) = n! / floor(2n/3)!.at n=24A374647