Triangle read by rows: T(n,k) = 1 + (q-binomial coefficient [n,k] for q=4) - binomial(n,k).

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =4a(5) =1a(6) =1a(7) =19a(8) =19a(9) =1a(10) =1a(11) =82a(12) =352a(13) =82a(14) =1a(15) =1a(16) =337a(17) =5788a(18) =5788a(19) =337a(20) =1a(21) =1a(22) =1360a(23) =93079a(24) =376786a(25) =93079a(26) =1360a(27) =1a(28) =1a(29) =5455