230674393235domain: NAppears in sequencesGaussian binomial coefficient [ 2n,n ] for q=2.at n=6A006098Gaussian binomial coefficient [ n, n/2 ] for q=2.at n=12A006099Gaussian binomial coefficients [n, 6] for q = 2.at n=6A022189Square array T(n, k) = q-binomial(2*n, n, k+1), read by antidiagonals.at n=34A156914