520030

Appears in sequences

• Largest squarefree number dividing n-th central binomial coefficient C(n,[ n/2 ]).at n=24A048633
• Largest squarefree number dividing n-th central binomial coefficient C(n,[ n/2 ]).at n=25A048633
• Largest squarefree number dividing central binomial coefficient A000984(n).at n=13A080397
• The radical of the swinging factorial A056040.at n=26A163641
• a(n) = product of primes p such that floor(n/p) is odd.at n=25A372000