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A046445 Smallest composite with n prime factors that are distinct in length. 0
1, 22, 2222, 2241998, 22435673986, 2243634705621958, 22436389685278986817202, 2243639125582626478673107720414, 2243639141288100357751493071125754042898 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

CROSSREFS

Cf. A003617, A033873. Initial terms of A046442, A046443, A046444.

Sequence in context: A196948 A202885 A183488 * A133235 A114449 A069221

Adjacent sequences:  A046442 A046443 A046444 * A046446 A046447 A046448

KEYWORD

nonn

AUTHOR

Patrick De Geest (pdg(AT)worldofnumbers.com), Jul 15 1998.

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Last modified February 14 03:03 EST 2012. Contains 205567 sequences.