a(n) = sigma_16(n), the sum of the 16th powers of the divisors of n.

A013964

a(n) = sigma_16(n), the sum of the 16th powers of the divisors of n.

Terms

    a(0) =1a(1) =65537a(2) =43046722a(3) =4295032833a(4) =152587890626

External references