5149551domain: NAppears in sequencesTriangle of q-binomial coefficients for q=-7.at n=23A015117Triangle of q-binomial coefficients for q=-7.at n=25A015117Gaussian binomial coefficient [ n,2 ] for q = -7.at n=4A015258Gaussian binomial coefficient [ n,4 ] for q = -7.at n=2A015293