Number of n X n X n 0..6 triangular arrays with each element x equal to the number its neighbors equal to 4,4,2,0,2,0,2 for x=0,1,2,3,4,5,6.
A197937
Number of n X n X n 0..6 triangular arrays with each element x equal to the number its neighbors equal to 4,4,2,0,2,0,2 for x=0,1,2,3,4,5,6.
Terms
- a(0) =1a(1) =2a(2) =8a(3) =59a(4) =681a(5) =15907a(6) =608937a(7) =40523592a(8) =4788659552a(9) =992065252745
External references
- oeis: A197937