Triangle T(n, k, q) = q-binomial(n, k, q^2), for q = 5, read by rows.

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =26a(5) =1a(6) =1a(7) =651a(8) =651a(9) =1a(10) =1a(11) =16276a(12) =407526a(13) =16276a(14) =1a(15) =1a(16) =406901a(17) =254720026a(18) =254720026a(19) =406901a(20) =1a(21) =1a(22) =10172526a(23) =159200423151a(25) =159200423151a(26) =10172526a(27) =1a(28) =1a(29) =254313151a(34) =254313151