%I A002243
%S A002243 1,2,3,5,6,8,12,15,20,23,33,78
%N A002243 Numbers that are not the sum of 3 distinct triangular numbers.
%Y A002243 Sequence in context: A120768 A002384 A096176 this_sequence A094763 A125559 
               A087360
%Y A002243 Adjacent sequences: A002240 A002241 A002242 this_sequence A002244 A002245 
               A002246
%K A002243 fini,full,nonn
%O A002243 1,2
%A A002243 N. J. A. Sloane (njas(AT)research.att.com), Dan Hoey (Hoey(AT)aic.nrl.navy.mil)