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A083509 Friedman numbers that involve the "^" sign. 0
25, 121, 127, 128, 216, 289, 343, 347, 625 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

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: A078815 A206472 A036057 * A031151 A016970 A174371

Adjacent sequences:  A083506 A083507 A083508 * A083510 A083511 A083512

KEYWORD

more,nonn

AUTHOR

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

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Last modified February 14 23:16 EST 2012. Contains 205687 sequences.