451215360

Appears in sequences

• Denominators of Bernoulli polynomials B(n)(x).at n=16A001898
• Denominators of higher order Bernoulli numbers.at n=8A213449
• a(n) = n*n! / Product_{k=1..n} radical(k), where radical(n) is the product of distinct prime factors of n, cf. A007947.at n=34A387151