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%I #11 May 04 2013 16:16:57
%S 0,0,0,3,5,0,6,6,8,10,10,11,13,13,15,15,17,16,18,20,20,21,21,23,25,26,
%T 26,27,29,30,29,31,31,34,35,33,37,37,39,40,41,41,41,43,45,45,46,46,48,
%U 50
%N Maximal side length b <= a = n of integer parallelograms.
%H Reiner Moewald, <a href="/A224932/b224932.txt">Table of n, a(n) for n = 1..100</a>
%Y Cf. A224921, A224923.
%K nonn
%O 1,4
%A _Reiner Moewald_, Apr 20 2013