459375

Appears in sequences

• Triangle of coefficients in expansion of (5+7x)^n.at n=23A013626
• Triangle whose (i,j)-th entry is binomial(i,j)*7^(i-j)*5^j.at n=25A038271
• Denominators of hypergeometric Cauchy numbers c_(4,n).at n=6A224088
• Expansion of Product_{n>=1} (1 - x^(5*n))/(1 - x^n)^3 in powers of x.at n=21A278668
• Triangular array read by rows: row n shows the coefficients of the polynomial p(x,n) constructed as in Comments; these polynomials form a strong divisibility sequence.at n=25A327322
• Triangular array read by rows: row n shows the coefficients of the polynomial p(x,n) constructed as in Comments; these polynomials form a strong divisibility sequence.at n=33A327322
• Triangle read by rows: T(n, k) = floor(binomial(n, k - 1) * (k - 1)^(k - 1) * n * (n - k + 1)^(n - k) / 2).at n=34A369072