Triangle read by rows, where the g.f. satisfies A(x, y) = 1 + x*A(x, y)^2 + x*y*A(x, y)^3.

Terms

a(0) =1a(1) =1a(2) =1a(3) =2a(4) =5a(5) =3a(6) =5a(7) =21a(8) =28a(9) =12a(10) =14a(11) =84a(12) =180a(13) =165a(14) =55a(15) =42a(16) =330a(17) =990a(18) =1430a(19) =1001a(20) =273a(21) =132a(22) =1287a(23) =5005a(24) =10010a(25) =10920a(26) =6188a(27) =1428a(28) =429a(29) =5005