380608

Appears in sequences

• Generalized Catalan numbers C(2,2; n).at n=7A064340
• Triangle of numbers composed of certain generalized Catalan numbers.at n=47A064879
• Generalized Catalan triangle, based on C(2,2; n) = A064340(n).at n=28A067298
• Generalized Catalan triangle A067298 with row reversion.at n=35A067304
• Triangle related to generalized Catalan numbers A064340.at n=28A067327
• Scaled triangle A067327.at n=28A067328
• Scaled triangle A067327.at n=29A067328
• Number of (n+1)X(1+1) 0..2 arrays x(i,j) with row sums sum{j^2*x(i,j), j=1..1+1} nondecreasing, and column sums sum{i^2*x(i,j), i=1..n+1} nondecreasing.at n=13A232780