Sum of sums of omegas of parts over all integer partitions of n.

Terms

a(0) =0a(1) =0a(2) =1a(3) =2a(4) =6a(5) =9a(6) =19a(7) =28a(8) =51a(9) =75a(10) =119a(11) =170a(12) =261a(13) =362a(14) =525a(15) =723a(16) =1019a(17) =1373a(18) =1890a(19) =2512a(20) =3386a(21) =4452a(22) =5893a(23) =7658a(24) =10017a(25) =12881a(26) =16627a(27) =21210a(28) =27097a(29) =34266