Distinct-digit averages of two successive perfect powers (pp(n) + pp(n+1))/2.

Terms

a(0) =6a(1) =26a(2) =34a(3) =123a(4) =136a(5) =206a(6) =234a(7) =352a(8) =498a(9) =1350a(10) =1746a(11) =3075a(12) =3428a(13) =5804a(14) =6874a(15) =8146a(16) =10732a(17) =13874a(18) =16724a(19) =19782a(20) =24519a(21) =26948a(22) =29860a(23) =32946a(24) =35829a(25) =39254a(26) =50639a(27) =59184a(28) =63752a(29) =69045