Triangle related to generalized Catalan numbers A064340.

Terms

a(0) =1a(1) =1a(2) =3a(3) =4a(4) =12a(5) =12a(6) =28a(7) =84a(8) =96a(9) =48a(10) =256a(11) =768a(12) =912a(13) =576a(14) =192a(15) =2704a(16) =8112a(17) =9792a(18) =6720a(19) =3072a(20) =768a(21) =31168a(22) =93504a(23) =113856a(24) =81408a(25) =42240a(26) =15360a(27) =3072a(28) =380608a(29) =1141824