A083806 Perfect powers using only prime digits and 1.

1, 25, 27, 121, 125, 225, 512, 1521, 3721, 7225, 12321, 13225, 27225, 35721, 55225, 57121, 112225, 133225, 151321, 172225, 212521, 235225, 373321, 511225, 1125721, 1177225, 1357225, 1525225, 1535121, 2217121, 2512225, 2772225, 3115225, 3553225

Offset

1,2

Links

Table of n, a(n) for n=1..34.

Crossrefs

Cf. A083807.

Sequence in context: A195351 A015734 A221617 * A239521 A345509 A295748

Adjacent sequences: A083803 A083804 A083805 * A083807 A083808 A083809

Keyword

base,easy,nonn

Author

Amarnath Murthy and Meenakshi Srikanth (menakan_s(AT)yahoo.com), May 08 2003

Extensions

More terms from Nick Woods (njw130(AT)psu.edu), Apr 29 2006

Status

approved