Semiprimes to semiprime powers.

Terms

a(0) =256a(1) =1296a(2) =4096a(3) =6561a(4) =10000a(5) =38416a(6) =46656a(7) =50625a(8) =194481a(9) =234256a(10) =262144a(11) =390625a(12) =456976a(13) =531441a(14) =1000000a(15) =1048576a(16) =1185921a(17) =1336336a(18) =1500625a(19) =2085136a(20) =2313441a(21) =4477456a(22) =5764801a(23) =6765201a(24) =7529536a(25) =9150625a(26) =10077696a(27) =10556001a(28) =11316496a(29) =11390625