OFFSET
0,1
COMMENTS
The values of sigma(n)/n are: 1/1, 3/2, 4/3, 7/4, 6/5, ...
This is the limit of the expression 1/(1 + 3/(2 + 4/(3 + 7/(4 + .../...)))).
EXAMPLE
0.4922767613830799411659571786659364217814236186925...
PROG
(PARI) value(nn=100) = {my(v = vector(nn, n, sigma(n)/n)); for (n=1, nn, val = v[n]; forstep(k=n-1, 1, -1, val = numerator(v[k])/(denominator(v[k]) + val); ); ); print1(val*1.0); }
CROSSREFS
KEYWORD
nonn,cons
AUTHOR
Michel Marcus, Jan 24 2015
STATUS
approved