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A123073 Number of ordered triples of primes (p,q,r) such that pqr = n-th 3-almost prime A014612(n). 2
1, 3, 3, 3, 1, 3, 6, 6, 3, 3, 3, 3, 3, 6, 3, 6, 3, 3, 6, 3, 3, 3, 6, 6, 6, 6, 3, 3, 3, 1, 6, 6, 3, 3, 3, 6, 3, 6, 6, 3, 3, 6, 3, 6, 6, 3, 6, 6, 3, 3, 6, 6, 6, 3, 6, 3, 3, 3, 6, 6, 6, 3, 6, 3, 6, 3, 3, 6, 3, 6, 6, 6, 3, 6, 3, 6, 6, 3, 3, 3, 3, 1, 6, 6, 3, 6, 3, 6, 3, 6, 6, 6, 3, 3, 6, 6, 3, 6, 6, 3, 6, 3, 3, 6, 3 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
The nonzero subsequence of A123074.
LINKS
CROSSREFS
Sequence in context: A153401 A181520 A256736 * A059289 A201277 A163644
KEYWORD
nonn
AUTHOR
N. J. A. Sloane and T. D. Noe, Sep 29 2006
EXTENSIONS
More terms from T. D. Noe, Sep 29 2006
STATUS
approved

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Last modified March 18 22:48 EDT 2024. Contains 370951 sequences. (Running on oeis4.)