# This b-file was computed by Antti Karttunen, 2023-09-19 # 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: # # A030102(n) = { my(r=[n%3]); while(0 if(!n,n,A030102(n/(3^valuation(n,3))) * (3^valuation(n, 3))); # memoA365803 = Map(); # A365803(n) = if(1==n,1,my(v); if(mapisdefined(memoA365803,n,&v), v, v = -sumdiv(n,d,if(d