216194

Appears in sequences

• a(n) = 225*n^2 - n.at n=30A156813
• a(n) = 961*n^2 - 31.at n=14A158679
• Number of (n+1)X(2+1) 0..1 arrays x(i,j) with row sums sum{j^3*x(i,j), j=1..2+1} nondecreasing, and column sums sum{i^3*x(i,j), i=1..n+1} nondecreasing.at n=16A232855