286714

Appears in sequences

• Numbers A such that the square of concatenation AA is of form NNMM.at n=20A107677
• Number of (n+1) X (6+1) 0..1 arrays with nondecreasing x(i,j)-x(i,j-1) in the i direction and nondecreasing min(x(i,j),x(i-1,j)) in the j direction.at n=12A250654
• Growth series for affine Coxeter group (or affine Weyl group) D_10.at n=11A266765