3971657053domain: NAppears in sequencesTriangle of Gaussian binomial coefficients [ n,k ] for q = 9.at n=30A022173Triangle of Gaussian binomial coefficients [ n,k ] for q = 9.at n=33A022173Gaussian binomial coefficients [ n,2 ] for q = 9.at n=5A022253Gaussian binomial coefficients [ n,5 ] for q = 9.at n=2A022256