2404808340domain: NAppears in sequencesBinomial coefficient C(7n,n-4).at n=7A004372Binomial coefficients C(n,70).at n=7A017734Binomial coefficients C(77, n).at n=7A017793a(n) = binomial(11*n,n).at n=7A169960a(n) = binomial(n*(3*n+1)/2, n).at n=7A199747