5th powers written backwards.

Terms

a(0) =0a(1) =1a(2) =23a(3) =342a(4) =4201a(5) =5213a(6) =6777a(7) =70861a(8) =86723a(9) =94095a(10) =1a(11) =150161a(12) =238842a(13) =392173a(14) =428735a(15) =573957a(16) =6758401a(17) =7589141a(18) =8659881a(19) =9906742a(20) =23a(21) =1014804a(22) =2363515a(23) =3436346a(24) =4262697a(25) =5265679a(26) =67318811a(27) =70984341a(28) =86301271a(29) =94111502