# Computed 2018-08-12 in GP/PARI CALCULATOR Version 2.9.4 (released) amd64 running linux (x86-64/GMP-6.1.2 kernel) 64-bit version, compiled: Dec 19 2017, gcc version 7.3.0 (Ubuntu 7.3.0-1ubuntu1), threading engine: pthread # with the following program: # # memo317845 = Map(); # A317845aux(n) = if(1==n,n,if(mapisdefined(memo317845,n),mapget(memo317845,n),my(v = ((sigma(n)-n)-sumdiv(n,d,if((d>1)&&(d