Number of nXnXn triangular nonnegative integer arrays with all sums of an element and its neighbors <= 3.
A166175
Number of nXnXn triangular nonnegative integer arrays with all sums of an element and its neighbors <= 3.
Terms
- a(0) =1a(1) =4a(2) =20a(3) =90a(4) =1298a(5) =29853a(6) =916190a(7) =57144847a(8) =5975154355
External references
- oeis: A166175