Transform of A056594 by the T_{1,1} transformation (see link).

Terms

a(0) =2a(1) =4a(2) =9a(3) =23a(4) =55a(5) =126a(6) =291a(7) =678a(8) =1578a(9) =3667a(10) =8523a(11) =19815a(12) =46066a(13) =107089a(14) =248950a(15) =578740a(16) =1345409a(17) =3127695a(18) =7271007a(19) =16903042a(20) =39294807a(21) =91349342a(22) =212361454a(23) =493680487a(24) =1147667895a(25) =2668004163a(26) =6202357186a(27) =14418731129a(28) =33519483178