Number of 5X5X5 triangular 0..n arrays with some element plus some adjacent element totalling n+1 or n-1 exactly once.
A270610
Number of 5X5X5 triangular 0..n arrays with some element plus some adjacent element totalling n+1 or n-1 exactly once.
Terms
- a(0) =0a(1) =0a(2) =443088a(3) =46957788a(4) =1008327378a(5) =25162747992a(6) =271906503420
External references
- oeis: A270610