Number of n X n X n triangular nonnegative integer arrays with all sums of an element and its neighbors <= 16.
A166188
Number of n X n X n triangular nonnegative integer arrays with all sums of an element and its neighbors <= 16.
Terms
- a(0) =1a(1) =17a(2) =969a(3) =97329a(4) =118924069a(5) =666626536184
External references
- oeis: A166188