Number of triangular nXnXn arrays of occupancy after each element either stays or moves to some neighbor and with no occupancy greater than 7.
A217509
Number of triangular nXnXn arrays of occupancy after each element either stays or moves to some neighbor and with no occupancy greater than 7.
Terms
- a(0) =1a(1) =10a(2) =351a(3) =47545a(4) =25051603a(5) =51281768138
External references
- oeis: A217509