3001250

Appears in sequences

• Mean integral divisors associated with A048751.at n=23A048752
• Signed triangle used to compute column sequences of array A078741 ((3,3)-Stirling2).at n=40A090219
• Corresponding values of pod(n)/tau(n) of numbers n from A120736.at n=25A293376
• Terms of A330606 which are not squares or powers of 2.at n=12A330650
• Numbers n that can be written as both the sum of two nonzero fourth powers and the sum of three nonzero fourth powers.at n=10A336536
• Dirichlet g.f.: Product_{k>=2} 1 / (1 - k^(-s))^(k^4).at n=34A343284
• Dirichlet g.f.: Product_{k>=2} (1 + k^(-s))^(k^4).at n=34A343324
• a(n) = A276086(A328623(n)).at n=49A346233
• Nonsquare numbers k such that the denominator of the harmonic mean of the divisors of k is larger than 2*k.at n=3A348827