1402410240

Appears in sequences

• 6n*(6n-1)*(6n-2)*(6n-3)*(6n-4)*(6n-5).at n=6A054779
• Group the natural numbers so that the product of the terms of the n-th group is just >= n!: (1), (2), (3, 4), (5, 6), (7, 8, 9), (10, 11, 12), (13, 14, 15, 16), (17, 18, 19, 20), (21, 22, 23, 24, 25), (26, 27, 28, 29, 30), ... Sequence gives product of numbers in each group.at n=10A075352
• a(n) = n*(n-1)*(n-2)*(n-3)*...*(n-k) such that (n-k) is the largest prime smaller than n.at n=35A117481
• a(n) = (n^2)! / (n^2-n)! = number of ways of placing n labeled balls into n^2 labeled boxes with at most one ball in each box.at n=6A227052
• a(n) = Product_{i=prime(n)..prime(n+1)-1} i.at n=10A361760