Generating function
$$U_{142}(x, y) = - x + \frac{1}{y + 1}$$
Explicit formula
$$T_{142}(n, m, k) = \left(-1\right)^{m + n} {\binom{k}{n}} {\binom{k + m - n - 1}{m}}$$
| 1 | -1 | 1 | -1 | 1 | -1 | 1 |
| -1 | 0 | 0 | 0 | 0 | 0 | 0 |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Related
Export
Export as LaTeX
Export as Maxima
Confirm deletion
Are you sure, you want to delete Pyramid #142?