

A064800


n plus the number of its prime factors: a(n) = n + A001222(n).


9



1, 3, 4, 6, 6, 8, 8, 11, 11, 12, 12, 15, 14, 16, 17, 20, 18, 21, 20, 23, 23, 24, 24, 28, 27, 28, 30, 31, 30, 33, 32, 37, 35, 36, 37, 40, 38, 40, 41, 44, 42, 45, 44, 47, 48, 48, 48, 53, 51, 53, 53, 55, 54, 58, 57, 60, 59, 60, 60, 64, 62, 64, 66, 70, 67, 69, 68, 71, 71, 73, 72
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OFFSET

1,2


COMMENTS

Prime factors counted with multiplicity.  Harvey P. Dale, Aug 19 2015


LINKS



EXAMPLE

a(42) = 45 = 42 + 3 (as 42 = 2 * 3 * 7)


MAPLE

n+numtheory[bigomega](n) ;


MATHEMATICA



PROG

(PARI) { for (n=1, 1000, write("b064800.txt", n, " ", n + bigomega(n)) ) } \\ Harry J. Smith, Sep 26 2009
(Haskell)


CROSSREFS



KEYWORD

nonn


AUTHOR



STATUS

approved



