%I #14 Nov 30 2013 21:30:33
%S 24,72,120,264,360,744,936,1704,2256,3600,4704,7392
%N a(n) = 24*A138879(n).
%C a(n) is also the sum of all "sectors" or "half-periods" of the last section of the set of partitions of n (Cf. A135010).
%Y Cf. A000041, A135010, A138879, A183011.
%Y Partial sums give A183009.
%K nonn,easy
%O 1,1
%A _Omar E. Pol_, Jan 23 2011