A318274 as a triangular array
| | | | | | | | | | | | | 1 |
| | | | | | | | | | | | | 1 | | 1 |
| | | | | | | | | | | | 1 | | 2 | | 1 |
| | | | | | | | | | | 1 | | 3 | | 3 | | 1 |
| | | | | | | | | | 1 | | 4 | | 4 | | 4 | | 1 |
| | | | | | | | | 1 | | 5 | | 5 | | 5 | | 5 | | 1 |
| | | | | | | | 1 | | 6 | | 6 | | 6 | | 6 | | 6 | | 1 |
| | | | | | | 1 | | 7 | | 7 | | 7 | | 7 | | 7 | | 7 | | 1 |
| | | | | | 1 | | 8 | | 8 | | 8 | | 8 | | 8 | | 8 | | 8 | | 1 |
| | | | | 1 | | 9 | | 9 | | 9 | | 9 | | 9 | | 9 | | 9 | | 9 | | 1 |
| | | | 1 | | 10 | | 10 | | 10 | | 10 | | 10 | | 10 | | 10 | | 10 | | 10 | | 1 |
| | | 1 | | 11 | | 11 | | 11 | | 11 | | 11 | | 11 | | 11 | | 11 | | 11 | | 11 | | 1 |
| | 1 | | 12 |
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A318274 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
| | 1 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11
| | 1 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11
| | 1 | 5 | 6 | 7 | 8 | 9 | 10 | 11
| | 1 | 6 | 7 | 8 | 9 | 10 | 11
| | 1 | 7 | 8 | 9 | 10 | 11
| | 1 | 8 | 9 | 10 | 11
| | 1 | 9 | 10 | 11
| | 1 | 10 | 11
| | 1 | 11
| | 1
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A318274 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
| | | 1 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11
| | | | 1 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11
| | | | | 1 | 5 | 6 | 7 | 8 | 9 | 10 | 11
| | | | | | 1 | 6 | 7 | 8 | 9 | 10 | 11
| | | | | | | 1 | 7 | 8 | 9 | 10 | 11
| | | | | | | | 1 | 8 | 9 | 10 | 11
| | | | | | | | | 1 | 9 | 10 | 11
| | | | | | | | | | 1 | 10 | 11
| | | | | | | | | | | 1 | 11
| | | | | | | | | | | | 1
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