Numbers k such that A380459(A019565(k)) has no divisors of the form p^p, for any prime p.

Terms

a(0) =0a(1) =1a(2) =2a(3) =3a(4) =4a(5) =8a(6) =9a(7) =16a(8) =32a(9) =33a(10) =64a(11) =128a(12) =129a(13) =256a(14) =512a(15) =1024a(16) =1025a(17) =1027a(18) =1033a(19) =2048a(20) =2049a(21) =4096a(22) =8192a(23) =8193a(24) =16384a(25) =32768a(26) =65536a(27) =131072a(28) =131073a(29) =131081