Index of the primes of A205827, A000720(A205827(n)).

Terms

a(0) =1a(1) =2a(2) =4a(3) =9a(4) =30a(5) =189a(6) =217a(7) =2225a(8) =3385a(9) =14357a(10) =30802a(11) =31545a(12) =104071a(13) =149689a(14) =1094421a(15) =1319945a(16) =10655462a(17) =23163298a(18) =112228683a(19) =182837804a(20) =203615628a(21) =486570087a(22) =1094330259a(23) =11992433550a(24) =17883926781a(25) =50070452577a(26) =52302956123a(27) =72178455400