1876875

Appears in sequences

• a(1) = 1. For n > 1, a(n) = a(n-1) if n is prime, a(n) = a(n-1)/n if n is composite and divides a(n-1) else a(n) = n*a(n-1).at n=31A088304
• Numbers with exactly 5 distinct odd prime divisors {3,5,7,11,13}.at n=27A147578