40494

Appears in sequences

• a(n) = n^3 + n^2 + n.at n=34A027444
• Numbers m such that 2*phi(m) = phi(m+1).at n=32A050472
• Partial sums of A005587. Fourth column of triangle A115127.at n=16A115129
• a(n) = n*(2*n - 3 - (-1)^n)*(11*n + (-1)^n)/24.at n=35A308026