OFFSET
1,2
LINKS
Enrique Pérez Herrero, Table of n, a(n) for n = 1..5000
FORMULA
a(n) = floor(n/tau(n)) = floor(n/A000005(n)). - Enrique Pérez Herrero, Apr 28 2012
MAPLE
with(numtheory): a := proc (n) local k: for k while 0 <= n-k*tau(n) do end do: (k-1)*tau(n) end proc; seq(a(n), n = 1 .. 75); # Emeric Deutsch, Jun 20 2009
MATHEMATICA
A161654[n_]:=Floor[n, DivisorSigma[0, n]]; Table[A161654[n], {n, 1, 100}] (* Enrique Pérez Herrero, Apr 28 2012 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Leroy Quet, Jun 15 2009
EXTENSIONS
More terms from Emeric Deutsch, Jun 20 2009
STATUS
approved