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A165848
Totally multiplicative sequence with a(p) = 27.
1
1, 27, 27, 729, 27, 729, 27, 19683, 729, 729, 27, 19683, 27, 729, 729, 531441, 27, 19683, 27, 19683, 729, 729, 27, 531441, 729, 729, 19683, 19683, 27, 19683, 27, 14348907, 729, 729, 729, 531441, 27, 729, 729, 531441, 27, 19683, 27, 19683, 19683
OFFSET
1,2
LINKS
G. C. Greubel, Table of n, a(n) for n = 1..10000[Terms 1 through 1000 were computed by Vincenzo Librandi; terms 1001 to 10000 by G. C. Greubel, Apr 13 2016]
FORMULA
a(n) = A009971(A001222(n)) = 27^bigomega(n) = 27^A001222(n).
MATHEMATICA
27^PrimeOmega[Range[50]] (* Harvey P. Dale, Apr 20 2014 *)
PROG
(PARI) a(n) = 27^bigomega(n); \\ Altug Alkan, Apr 13 2016
(Magma) [n eq 1 select 1 else 27^(&+[p[2]: p in Factorization(n)]): n in [1..100]]; // Vincenzo Librandi, Apr 14 2016
CROSSREFS
Sequence in context: A238370 A056131 A253102 * A031957 A350769 A258267
KEYWORD
nonn,mult
AUTHOR
Jaroslav Krizek, Sep 28 2009
STATUS
approved