Numbers which can be written in precisely one way as sum of a subset of their proper divisors and that have exactly one subset of their divisors such that the complement has the same sum.
A378530
Numbers which can be written in precisely one way as sum of a subset of their proper divisors and that have exactly one subset of their divisors such that the complement has the same sum.
Terms
- a(0) =6a(1) =20a(2) =28a(3) =88a(4) =104a(5) =272a(6) =304a(7) =368a(8) =464a(9) =496a(10) =650a(11) =1184a(12) =1312a(13) =1376a(14) =1504a(15) =1696a(16) =1888a(17) =1952a(18) =3770a(19) =4288a(20) =4544a(21) =4672a(22) =5056a(23) =5312a(24) =5696a(25) =6208a(26) =6464a(27) =6592a(28) =6808a(29) =6848
External references
- oeis: A378530