a(n) = smallest perfect power that begins and ends with digit n, 1 <= n <= 9; one-digit numbers are excluded.
A129450
a(n) = smallest perfect power that begins and ends with digit n, 1 <= n <= 9; one-digit numbers are excluded.
Terms
- a(0) =121a(1) =21952a(2) =343a(3) =484a(4) =5625a(5) =676a(6) =79507a(7) =8242408a(8) =9409
External references
- oeis: A129450