7644119040domain: NAppears in sequencesa(1) = 1, a(n+1)= a(n)*(n+1) divided by the largest prime divisor of n+1.at n=27A076928a(1) = 1, a(n+1)= a(n)*(n+1) divided by the largest prime divisor of n+1.at n=28A076928a(n) = n!/A102356(n).at n=29A102456Numerator of Product_{k=1..n-1} (1 + 1/prime(k)).at n=12A236435