"Canada perfect numbers": n such that the sum of digits^2 of n equals the sum of d|n, 1<d<n.
A070308
"Canada perfect numbers": n such that the sum of digits^2 of n equals the sum of d|n, 1<d<n.
Terms
- a(0) =125a(1) =581a(2) =8549a(3) =16999
External references
- oeis: A070308