728364

Appears in sequences

• Smallest number m such that m*(m+1) has at least n distinct prime factors.at n=10A059958
• a(n) is the smallest m such that m*(m+1) is divisible by the first n prime numbers.at n=9A118478
• Smallest m such that the n-th odd prime is the smallest number coprime to m and m+1.at n=9A179675
• Numbers k such that k and k+1 have at least 5 but not both exactly 5 distinct prime factors.at n=0A321495
• Numbers k such that k and k+1 each have at least 5 distinct prime factors.at n=34A321505
• Numbers m without zero digits such that pod(q) = pod(k) = pod(m) where q = k + pod(k) and k = m + pod(m) where pod is the product of digits, A007954.at n=14A340907
• a(n) is the index of the smallest triangular number with exactly n distinct prime factors.at n=11A359017