17651304000domain: NAppears in sequencesTriangle read by rows, coefficients of the polynomials P(m, n) = Sum_{k=1..n} binomial(m*n, m*k)* P(m, n-k)*z with P(m, 0) = 1 and m = 4.at n=24A278074Central coefficients of the polynomials defined in A278074.at n=3A281480