A276282 Perfect powers of nonprimes (m^k where m is a nonprime and k >= 2) in more than one way.

1, 1296, 10000, 20736, 38416, 46656, 50625, 104976, 160000, 194481, 234256, 331776, 456976, 614656, 810000, 1000000, 1185921, 1336336, 1500625, 1679616, 2085136, 2313441, 2560000, 2985984, 3111696, 3748096, 4100625, 4477456, 5308416, 6250000, 6765201, 7311616, 7529536

Offset

1,2

Links

Table of n, a(n) for n=1..33.

Example

1296 is in the sequence because 1296 = 6^4 = 36^2.

Crossrefs

Cf. A131605, A117453.

Sequence in context: A223508 A250810 A320893 * A137488 A189991 A250438

Adjacent sequences: A276279 A276280 A276281 * A276283 A276284 A276285

Keyword

nonn

Author

Altug Alkan, Aug 27 2016

Status

approved