417540

Appears in sequences

• Number of partitions of 2n^2 whose Ferrers-plot fits within a 2n X 2n box and cover an n X n box; number of ways to cut a 2n X 2n chessboard into two equal-area pieces along a non-descending line from lower left to upper right and passing through the center.at n=7A063075
• Maximal coefficient among squares of the polynomials in row n of the triangle of q-binomial coefficients.at n=14A277346