%I #5 Mar 30 2012 17:28:13
%S 1,421,422,423,424,425,426,432,433,1726,3888,3889,4309,4310,4311,4312,
%T 4313,4314,4320,4321,9330
%N n is equal to the number of 1's in all numbers <= n written in base 6.
%Y Cf. A014778.
%K nonn,base,fini,full
%O 1,2
%A _Olivier GĂ©rard_
%E List proved complete by _Hugo van der Sanden_ (cf. A014886).