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A069719
Integer quotients arising in A068418: sum of proper divisors is divided by cototient of terms of A068418.
1
2, 2, 2, 2, 3, 2, 2, 2, 3, 3, 3, 2, 3, 3, 3, 2, 2, 3, 3, 2, 2, 3, 3, 4, 2, 3, 2, 2, 3, 4, 2, 2, 3, 3, 3, 2, 2, 3, 4, 3, 2, 3, 3, 2, 3, 2, 2, 2, 2, 2, 3, 2, 2, 2, 2, 4, 2, 3, 3, 2, 2, 2, 4, 2, 2, 2, 3, 3
OFFSET
1,1
FORMULA
a(n) = A001065(A068418(n)) - A051953(A068418(n)).
EXAMPLE
n=39: m=A068418(39)=130141440, sigma[m]-m=405550080, m-Phi[m]=101387520, quotient=4=a(39).
KEYWORD
nonn,more
AUTHOR
Labos Elemer, Apr 05 2002
EXTENSIONS
a(47)-a(68) from Donovan Johnson, May 27 2011
STATUS
approved