56956
domain: N
Appears in sequences
- Expansion of (1-x^3)/(1-x-x^2-x^3+x^5).at n=20A052972
- Number of staircase polygons of area n with 3 (staircase polygon) holes on square lattice (not allowing rotations).at n=6A057416
- Row sums of triangle A124526.at n=10A124527
- Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 585", based on the 5-celled von Neumann neighborhood.at n=39A273075