296709280757domain: NAppears in sequencesa(n) = (9*n + 8)^5.at n=21A017261a(n) = (11*n + 10)^5.at n=17A017513a(n) = (12*n + 5)^5.at n=16A017585Nontrivial prime powers (A025475) which are a sum of a smaller nontrivial prime power and a perfect square in more than 1 way.at n=16A226231