Euler transform applied twice to partition triangle A008284.

Terms

a(0) =1a(1) =1a(2) =3a(3) =1a(4) =3a(5) =6a(6) =1a(7) =6a(8) =9a(9) =14a(10) =1a(11) =6a(12) =18a(13) =23a(14) =27a(15) =1a(16) =9a(17) =27a(18) =54a(19) =57a(20) =58a(21) =1a(22) =9a(23) =39a(24) =87a(25) =140a(26) =131a(27) =111a(28) =1a(29) =12