A083509 Friedman numbers that involve the "^" sign.

25, 121, 125, 127, 128, 216, 289, 343, 347, 625, 736, 1022, 1024, 1285, 1296, 1792, 2048, 2187, 2349, 2500, 2501, 2502, 2503, 2504, 2505, 2506, 2507, 2508, 2509, 2592, 2737, 2916, 3125, 3281, 3375, 3378, 3685, 3864, 3972, 4088, 4096, 4106, 4167, 4536, 4624

Offset

1,1

Links

Table of n, a(n) for n=1..45.

Example

121 is a member as 121 = 11^2. but 126 is not a member as 126 = 21*6 does not involve "^" sign.

Crossrefs

Cf. A036057.

Sequence in context: A270368 A206472 A036057 * A343075 A339130 A256519

Adjacent sequences: A083506 A083507 A083508 * A083510 A083511 A083512

Keyword

base,nonn

Author

Amarnath Murthy and Meenakshi Srikanth (menakan_s(AT)yahoo.com), May 05 2003

Extensions

Corrected and extended by Arkadiusz Wesolowski, Jun 02 2013

Status

approved