A378519 Numbers which can be written in precisely one way as sum of a subset of their proper divisors but are not Zumkeller numbers, i.e., have no subsets of their divisors such that the complement has the same sum.

748, 7544, 10184, 61904, 66928

Offset: 1

Author

Antti Karttunen, Dec 01 2024

Keywords

• nonn
• more

Comments

Question: Is this a subsequence of A376879?

Crossrefs

Intersection of A064771 and A083210.

Positions of 108's in A378604.

Cf. A376879.