21101953059
domain: N
Appears in sequences
- Number of triangular n X n X n arrays of occupancy after each element either stays or moves to some neighbor and with no occupancy greater than 3.at n=5A217505
- T(n,k) is the number of triangular n X n X n arrays of occupancy after each element either stays or moves to some neighbor and with no occupancy greater than k.at n=33A217510