14804790

Appears in sequences

• Triangle read by rows in which row n contains first n numbers with exactly n distinct prime factors.at n=31A048692
• Smallest squarefree number k with exactly n prime factors such that the sum of the prime factors is divisible by the largest prime dividing k, or 0 if no such k exists.at n=8A071147
• Geometric mean of n-th row of A080504.at n=19A080506
• Products of 8 distinct primes (squarefree 8-almost primes).at n=3A123322
• Largest number that can be encoded as Product_{i:lambda} prime(i) for a partition lambda of n into distinct parts.at n=38A246868
• T(n, k) is the largest number that can be formed by multiplying k primes prime(i1+0),...,prime(ik+k-1) such that i1+...+ik = n. Triangle read by rows.at n=52A274608
• Irregular triangle read by rows: T(m, k) is the list of squarefree numbers A002110(m) < t < 2*A002110(m) such that A001221(t) = m.at n=24A288813
• a(n) is the smallest k such that psi(k) and phi(k) have same distinct prime factors when k is the product of n distinct primes (psi(k) = A001615(k) and phi(k) = A000010(k)), or 0 if no such k exists.at n=7A291138
• Numbers k such that omega(k) = 8.at n=3A348072
• Smallest Niven (or Harshad) number (A005349) with exactly n distinct prime factors.at n=8A359960
• Least positive integer with n more semiprime divisors than semi-sums of prime indices.at n=13A367093