A248473 as a triangular array
| | | | | | | | | | | | 1 |
| | | | | | | | | | | | 1 | | 1 |
| | | | | | | | | | | 1 | | 2 | | 1 |
| | | | | | | | | | 1 | | 3 | | 3 | | 1 |
| | | | | | | | | 1 | | 1 | | 0 | | 0 | | 1 |
| | | | | | | | 1 | | 5 | | 10 | | 10 | | 5 | | 1 |
| | | | | | | 1 | | 6 | | 15 | | 5 | | 6 | | 6 | | 1 |
| | | | | | 1 | | 7 | | 21 | | 35 | | 7 | | 21 | | 7 | | 1 |
| | | | | 1 | | 2 | | 1 | | 0 | | 2 | | 0 | | 0 | | 0 | | 1 |
| | | | 1 | | 1 | | 0 | | 0 | | 1 | | 0 | | 0 | | 0 | | 0 | | 1 |
| | | 1 | | 10 | | 5 | | 30 | | 10 | | 7 | | 210 | | 30 | | 5 | | 10 | | 1 |
| | 1 | | 11 | | 55 | | 165 | | 11 | | 462 | | 462 | | 330 | | 55 | | 11 | | 11 | | 1 |
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A248473 as a square array
1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| 1 | 2 | 3 | 1 | 5 | 6 | 7 | 2 | 1 | 10 | 11
| 1 | 3 | 0 | 10 | 15 | 21 | 1 | 0 | 5 | 55
| 1 | 0 | 10 | 5 | 35 | 0 | 0 | 30 | 165
| 1 | 5 | 6 | 7 | 2 | 1 | 10 | 11
| 1 | 6 | 21 | 0 | 0 | 7 | 462
| 1 | 7 | 0 | 0 | 210 | 462
| 1 | 0 | 0 | 30 | 330
| 1 | 0 | 5 | 55
| 1 | 10 | 11
| 1 | 11
| 1
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A248473 as an upper right triangle
1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 2 | 3 | 1 | 5 | 6 | 7 | 2 | 1 | 10 | 11
| | | 1 | 3 | 0 | 10 | 15 | 21 | 1 | 0 | 5 | 55
| | | | 1 | 0 | 10 | 5 | 35 | 0 | 0 | 30 | 165
| | | | | 1 | 5 | 6 | 7 | 2 | 1 | 10 | 11
| | | | | | 1 | 6 | 21 | 0 | 0 | 7 | 462
| | | | | | | 1 | 7 | 0 | 0 | 210 | 462
| | | | | | | | 1 | 0 | 0 | 30 | 330
| | | | | | | | | 1 | 0 | 5 | 55
| | | | | | | | | | 1 | 10 | 11
| | | | | | | | | | | 1 | 11
| | | | | | | | | | | | 1
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