339171domain: NAppears in sequencesTriangle of q-binomial coefficients for q=-5.at n=23A015113Triangle of q-binomial coefficients for q=-5.at n=25A015113Gaussian binomial coefficient [ n,2 ] for q = -5.at n=4A015255Gaussian binomial coefficient [ n,4 ] for q = -5.at n=2A015291