15059072

Appears in sequences

• a(n) = 2^n*n^(n-1).at n=6A038057
• Bhaskara twins: n such that 2*n^2 = X^3 and 2*n^3 = Y^2.at n=13A106318
• Even refactorable numbers k such that the number r of odd divisors and the number s of even divisors are both odd divisors of k and k is the first number for which the triple (r,s,t) occurs, where t is the number of divisors of k.at n=29A120358
• Ordered union of the sets {h^6, h >=1} and {2*k^6, k >=1}.at n=28A249073
• Numerator of Product_{d|n} (pod(d)/tau(d)) where pod(k) = the product of the divisors of k and tau(k) = the number of the divisors of k.at n=27A323760
• Terms of A330606 which are not squares or powers of 2.at n=22A330650
• Possible values for the product of the orders of all elements of a finite group.at n=25A337706
• Numbers k such that the Diophantine equation x^3 + y^3 + 2*z^3 = k has nontrivial primitive parametric solutions.at n=19A338933
• Dirichlet g.f.: Product_{k>=2} 1 / (1 - k^(-s))^(k^6).at n=13A343286
• Nonsquare numbers k such that the denominator of the harmonic mean of the divisors of k is larger than 2*k.at n=8A348827