25474176

Appears in sequences

• Coefficient triangle for computation of column numbers of triangle A071951 (Legendre-Stirling).at n=23A089278
• a(n) = sum_(d|n) ((product_(d|n) d) / d).at n=35A220846
• a(n) = lcm(sigma(n), pod(n)) / n, where sigma (k) = the sum of divisors of k (A000203) and pod(n) = the product of divisors of k (A007955).at n=35A307893