2204496

Appears in sequences

• Stirling2 triangle with scaled diagonals (powers of 6).at n=31A075501
• Fourth column of triangle A075501.at n=4A075917
• Numbers k such that k, A001414(k) and A083345(k) are all multiples of 3, where A001414 is fully additive with a(p) = p, and A083345 is the numerator of the fully additive function with a(p) = 1/p.at n=19A373476
• Nonprimes k such that sopfr(k) = rad(k), where sopfr(k) is sum of the prime factors of k (counting multiplicity), and rad(k) is the product of its distinct prime factors.at n=25A386916