%I #5 Jan 18 2014 16:22:31
%S 1,4,6,9,11,14,15,18,20,23
%N Row 4 of the square array A234951.
%H A. Bertagnolli, <a href="http://ajbertagnolli.com/wp-content/uploads/2013/10/sticks2.pdf">The Stick Problem</a>, 2013.
%F a(n) = A234951(4,n).
%Y Cf. A234951, A233779.
%K more,nonn
%O 1,2
%A _Omar E. Pol_, Jan 13 2014