Triangle read by rows: the reversed x = 1+q Narayana triangle at m=2.

Terms

a(0) =1a(1) =3a(2) =1a(3) =12a(4) =8a(5) =1a(6) =55a(7) =55a(8) =15a(9) =1a(10) =273a(11) =364a(12) =156a(13) =24a(14) =1a(15) =1428a(16) =2380a(17) =1400a(18) =350a(19) =35a(20) =1a(21) =7752a(22) =15504a(23) =11628a(24) =4080a(25) =680a(26) =48a(27) =1a(28) =43263a(29) =100947