Primitive coreful weird numbers: powerful numbers k that are coreful abundant (A308053) but no subset of their aliquot coreful divisors sums to k.
A391142
Primitive coreful weird numbers: powerful numbers k that are coreful abundant (A308053) but no subset of their aliquot coreful divisors sums to k.
Terms
- a(0) =4900a(1) =349448a(2) =12931216a(3) =15649936a(4) =16240900a(5) =21492496a(6) =29116816a(7) =33988900a(8) =74580496a(9) =108784900a(10) =111724900a(11) =120780100a(12) =130188100a(13) =136656100a(14) =146652100a(15) =157000900a(16) =160528900a(17) =178756900a(18) =182520100a(19) =190164100a(20) =194044900a(21) =218152900a(22) =243672100a(23) =252492100a(24) =256960900a(25) =266016100
External references
- oeis: A391142