468512

Appears in sequences

• a(n) = 2*(2*n+2)^floor((n-1)/2).at n=10A152556
• Numbers of the form p^4*q^5 where p and q are two distinct primes.at n=8A179702
• Numbers m such that, in the prime factorization of m, the product of the prime factors equals the sum of prime factors and exponents.at n=19A231293
• a(n) = 2*n^4.at n=22A244730
• Numbers n such that n^3 = a^2 + b^2 and a^3 + b^3 is a square, for some positive integers a and b.at n=33A257965
• Dirichlet g.f.: Product_{k>=2} 1 / (1 - k^(-s))^(k^4).at n=21A343284
• Dirichlet g.f.: Product_{k>=2} (1 + k^(-s))^(k^4).at n=21A343324
• Quartic-full (4-full) Achilles numbers.at n=27A391011