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A048768 Numbers n such that A048767(n) = n. 1
2, 9, 12, 18, 40, 112, 125, 250, 352, 360, 675, 832, 1008, 1125, 1350, 1500, 2176, 2250, 2401, 3168, 3969, 4802, 4864, 7488, 7938, 11776, 14000, 19584, 21609, 28812, 29403, 29696, 43218, 43776, 44000, 58806, 63488, 75600 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

EXAMPLE

E.g. n=12=(2^2)*(3^1)=([ 2nd prime ]^pi[ 2 ])*([ first prime ]^pi[ 3 ]).

CROSSREFS

Cf. A008478, A048767, A048769.

Sequence in context: A050855 A031070 A109297 * A070226 A129829 A053900

Adjacent sequences:  A048765 A048766 A048767 * A048769 A048770 A048771

KEYWORD

easy,nonn

AUTHOR

Naohiro Nomoto (6284968128(AT)geocities.co.jp)

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Last modified February 15 16:39 EST 2012. Contains 205823 sequences.