%I #2 Mar 30 2012 16:51:07
%S 4,10,30,30,28,80,122,70,28,80,120,116,216,404,386,150,28,80,120,116,
%T 216,404,384,196,216,400,472,664,1240,1580,1074,310,28,80,120,116,216,
%U 404,384,196,216,400,472,664,1240,1580,1072,356,216,400,472,664,1240,1576,1160
%N If A151873 is regarded as a triangle then the rows converge to this sequence.
%F I would very much like a g.f. for this sequence!
%Y Cf. A151843-A151874.
%K nonn
%O 0,1
%A _N. J. A. Sloane_, Jul 17 2009