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A096918 Intermediate prime-factor of n-th product of 3 distinct primes. +0
4
3, 3, 3, 5, 3, 3, 5, 5, 3, 5, 3, 7, 5, 5, 3, 7, 3, 5, 5, 3, 5, 7, 7, 3, 5, 3, 7, 7, 3, 5, 11, 5, 5, 3, 7, 5, 3, 7, 3, 5, 11, 7, 7, 3, 7, 5, 11, 3, 11, 5, 7, 5, 3, 13, 7, 5, 5, 3, 7, 13, 3, 11, 7, 5, 3, 5, 11, 7, 3, 5, 7, 13, 7, 3, 7, 5, 5, 3, 11, 11, 3, 5, 17, 7, 3, 7, 13, 7, 5, 3, 11, 5, 5, 11, 5 (list; graph; listen)
OFFSET

1,1

COMMENT

A096917(n)*a(n)*A096919(n)=A007304(n); A096917(n)<a(n)<A096919(n).

CROSSREFS

Sequence in context: A002373 A103153 A162022 this_sequence A075018 A125958 A132448

Adjacent sequences: A096915 A096916 A096917 this_sequence A096919 A096920 A096921

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Jul 15 2004

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.


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