144840476

Appears in sequences

• Central hexanomial coefficients: largest coefficient of (1 + x + ... + x^5)^n.at n=12A018901
• Central sextinomial coefficients.at n=6A063419
• Square array T(n,k), n>=0, k>=0, read by antidiagonals, where T(n,k) is the constant term in the expansion of ( Sum_{j=1..k} x_j^(2*j-1) + x_j^(-(2*j-1)) )^(2*n).at n=51A329020