Terms k of A228058 for which A048146(k)+A162296(k) >= 2*k, where A048146 is the sum of non-unitary divisors, and A162296 is the sum of divisors that have a square factor.
A389219
Terms k of A228058 for which A048146(k)+A162296(k) >= 2*k, where A048146 is the sum of non-unitary divisors, and A162296 is the sum of divisors that have a square factor.
Terms
- a(0) =405a(1) =1053a(2) =1377a(3) =2205a(4) =2925a(5) =3645a(6) =3825a(7) =5445a(8) =5733a(9) =6525a(10) =7497a(11) =7605a(12) =8325a(13) =9225a(14) =9477a(15) =11925a(16) =12393a(17) =12789a(18) =13005a(19) =13725a(20) =14157a(21) =16245a(22) =16317a(23) =16425a(24) =18081a(25) =18513a(26) =19845a(27) =20025a(28) =21141a(29) =21825
External references
- oeis: A389219