# Computed 2018-03-10 in GP/PARI CALCULATOR Version 2.9.4 (released) amd64 running mingw (x86-64/GMP-6.1.2 kernel) 64-bit version, compiled: Dec 20 2017, gcc version 4.9.1 (GCC), threading engine: single # with the following PARI-program: # # A032742(n) = if(1==n,n,n/vecmin(factor(n)[,1])); # A300239(n) = -sumdiv(n,d,(d