1291290

Appears in sequences

• Products of 7 distinct primes (squarefree 7-almost primes).at n=16A123321
• a(n) = rad(A143176(n)).at n=42A144361
• Numbers that are divisible by exactly 7 distinct primes.at n=18A176655
• Product of all distinct least part primes from all partitions of n into prime parts.at n=43A333129
• a(n) is the least k such that there are exactly n divisors d of k for which k/d-d is prime.at n=36A340729