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A121858 Smallest odd number having p(n) divisors, where p(n) is the n-th prime=A000040(n). 1
3, 9, 81, 729, 59049, 531441, 43046721, 387420489, 31381059609, 22876792454961, 205891132094649, 150094635296999121, 12157665459056928801, 109418989131512359209, 8862938119652501095929, 6461081889226673298932241 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

FORMULA

a(n)=3^(p(n)-1)=3^A006093(n).

CROSSREFS

Cf. A061286.

Sequence in context: A055156 A047912 A078684 * A032108 A038062 A011764

Adjacent sequences:  A121855 A121856 A121857 * A121859 A121860 A121861

KEYWORD

nonn

AUTHOR

Lekraj Beedassy (blekraj(AT)yahoo.com), Aug 30 2006

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Last modified February 18 00:14 EST 2012. Contains 206085 sequences.