Triangle of (Gaussian) q-binomial coefficients for q=-15.

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =-14a(5) =1a(6) =1a(7) =211a(8) =211a(9) =1a(10) =1a(11) =-3164a(12) =47686a(13) =-3164a(14) =1a(15) =1a(16) =47461a(17) =10726186a(18) =10726186a(19) =47461a(20) =1a(21) =1a(22) =-711914a(23) =2413439311a(24) =-36190151564a(25) =2413439311a(26) =-711914a(27) =1a(28) =1a(29) =10678711