Primitive coreful-infinitary abundant numbers: powerful numbers k for which A363331(k) > 2*k.
A391505
Primitive coreful-infinitary abundant numbers: powerful numbers k for which A363331(k) > 2*k.
Terms
- a(0) =216a(1) =864a(2) =1000a(3) =1944a(4) =2744a(5) =3456a(6) =5400a(7) =7776a(8) =9000a(9) =10584a(10) =13824a(11) =16000a(12) =17496a(13) =21600a(14) =24696a(15) =25000a(16) =26136a(17) =27000a(18) =31104a(19) =36504a(20) =42336a(21) =43904a(22) =48600a(23) =49000a(24) =55296a(25) =62424a(26) =68600a(27) =69984a(28) =74088a(29) =77976
External references
- oeis: A391505