OFFSET
1,1
COMMENTS
LINKS
Jaroslav Krizek, Table of n, a(n) for n = 1..10000
EXAMPLE
For n = 9; a(9) = numerator(9/tau(9) + sigma(9)/9) = numerator(9/3 + 13/9) = numerator(40/9) = 40.
PROG
(Magma) [Numerator((n/(#[d: d in Divisors(n)]))+(SumOfDivisors(n)/n)): n in [1..1000]]
(PARI) for(n=1, 100, s=n/numdiv(n); t=sigma(n)/n; print1(numerator(s+t), ", ")) \\ Derek Orr, Aug 15 2014
CROSSREFS
KEYWORD
nonn,frac
AUTHOR
Jaroslav Krizek, Aug 15 2014
STATUS
approved