Sum of products of squares of parts , counted without multiplicity, in all partitions of n.

Terms

a(0) =1a(1) =1a(2) =5a(3) =14a(4) =34a(5) =95a(6) =208a(7) =537a(8) =1090a(9) =2812a(10) =5566a(11) =12480a(12) =26199a(13) =53486a(14) =112866a(15) =229111a(16) =450800a(17) =885030a(18) =1778190a(19) =3319846a(20) =6624376a(21) =12354288a(22) =23674929a(23) =43485580a(24) =81441398a(25) =149864634a(26) =273431081a(27) =503205344a(28) =906757150a(29) =1630802024