a(n) = 1*t(n) + 2*t(n-1) + ... + k*t(n+1-k), where k=floor((n+1)/2), and t = A023532.

Terms

a(0) =1a(1) =0a(2) =1a(3) =3a(4) =5a(5) =4a(6) =7a(7) =6a(8) =9a(9) =13a(10) =18a(11) =17a(12) =23a(13) =21a(14) =27a(15) =25a(16) =32a(17) =40a(18) =49a(19) =47a(20) =56a(21) =54a(22) =64a(23) =62a(24) =73a(25) =71a(26) =82a(27) =94a(28) =107a(29) =105