53150
domain: N
Appears in sequences
- Equals two maps: number of nX4 binary arrays indicating the locations of corresponding elements equal to exactly two of their horizontal, vertical and antidiagonal neighbors in a random 0..3 nX4 array.at n=3A220531
- T(n,k)=Equals two maps: number of nXk binary arrays indicating the locations of corresponding elements equal to exactly two of their horizontal, vertical and antidiagonal neighbors in a random 0..3 nXk array.at n=24A220532
- The growth series for the affine Coxeter (or Weyl) group [3,3,5] (or H_4).at n=51A266783