Sum of the positive differences of the cubed parts in each partition of n into two parts.

Terms

a(0) =0a(1) =0a(2) =7a(3) =26a(4) =82a(5) =180a(6) =369a(7) =648a(8) =1096a(9) =1700a(10) =2575a(11) =3690a(12) =5202a(13) =7056a(14) =9457a(15) =12320a(16) =15904a(17) =20088a(18) =25191a(19) =31050a(20) =38050a(21) =45980a(22) =55297a(23) =65736a(24) =77832a(25) =91260a(26) =106639a(27) =123578a(28) =142786a(29) =163800