81098

Appears in sequences

• Number of stacks, or planar partitions of n; also weakly unimodal compositions of n.at n=26A001523
• Expansion of (1-x)/(1+x-x^2-2*x^3).at n=46A078041
• Bisection of A001523.at n=13A100505
• Sum of all odd-indexed parts minus the sum of all even-indexed parts of all partitions of n, with the parts written in nondecreasing order.at n=47A194714
• Number of (n+2)X(1+2) 0..3 arrays with no row, column, diagonal or antidiagonal in any 3X3 subblock summing to 1 3 6 or 8.at n=2A252623
• Number of (n+2)X(3+2) 0..3 arrays with no row, column, diagonal or antidiagonal in any 3X3 subblock summing to 1 3 6 or 8.at n=0A252625
• T(n,k)=Number of (n+2)X(k+2) 0..3 arrays with no row, column, diagonal or antidiagonal in any 3X3 subblock summing to 1 3 6 or 8.at n=3A252628
• T(n,k)=Number of (n+2)X(k+2) 0..3 arrays with no row, column, diagonal or antidiagonal in any 3X3 subblock summing to 1 3 6 or 8.at n=5A252628