A116455 Perfect powers n with no primes between n and the next smaller perfect power, which is in A116086.

9, 27, 36, 125, 2197, 3136, 32768, 79524, 97344, 503284375

Offset: 1

Author

T. D. Noe, Mar 28 2006

Keywords

• hard
• nonn

Comments

No other terms < 10^18. - Jud McCranie, Nov 03 2013

No other terms < 4.5*10^18. - Giovanni Resta, Apr 28 2014

Links

• Wikipedia, Redmond-Sun conjecture

Crossrefs

Cf. A001597 (perfect powers), A116086.

Cf. A068435 (for prime powers).