Base-3 perfect digital invariants (written in base 10): numbers equal to the sum of the k-th powers of their base-3 digits, for some k.
A162216
Base-3 perfect digital invariants (written in base 10): numbers equal to the sum of the k-th powers of their base-3 digits, for some k.
Terms
- a(0) =0a(1) =1a(2) =2a(3) =5a(4) =8a(5) =17a(6) =33a(7) =34a(8) =65a(9) =66a(10) =67a(11) =131a(12) =258a(13) =259a(14) =386a(15) =512a(16) =513a(17) =514a(18) =1026a(19) =1027a(20) =2049a(21) =2050a(22) =3075a(23) =3076a(24) =4100a(25) =16388a(26) =16389a(27) =16390a(28) =57345a(29) =57346
External references
- oeis: A162216