1373400

Appears in sequences

• Number of (n+1)X3 0..3 arrays with the permanents of 2X2 subblocks nondecreasing rightwards and downwards.at n=2A205175
• Number of (n+1) X 4 0..3 arrays with the permanents of 2 X 2 subblocks nondecreasing rightwards and downwards.at n=1A205176
• T(n,k) = Number of (n+1) X (k+1) 0..3 arrays with the permanents of 2X2 subblocks nondecreasing rightwards and downwards.at n=7A205181
• T(n,k) = Number of (n+1) X (k+1) 0..3 arrays with the permanents of 2X2 subblocks nondecreasing rightwards and downwards.at n=8A205181
• Number of nonequivalent ways (mod D_3) to place 4 points on an n X n X n triangular grid so that no two of them are on the same row, column or diagonal.at n=17A283115