Numbers k such that sigma(k)-k-1 divides sigma(k+1)-k-2, where sigma(k) is sum of positive divisors of k and the ratio is greater than zero.
A132585
Numbers k such that sigma(k)-k-1 divides sigma(k+1)-k-2, where sigma(k) is sum of positive divisors of k and the ratio is greater than zero.
Terms
- a(0) =25a(1) =49a(2) =799a(3) =899a(4) =32399a(5) =292681
External references
- oeis: A132585