A071201 as a triangular array
| | | | | | | | | | | | | 1 |
| | | | | | | | | | | | | 1 | | 1 |
| | | | | | | | | | | | 1 | | 2 | | 1 |
| | | | | | | | | | | 1 | | 2 | | 2 | | 1 |
| | | | | | | | | | 1 | | 3 | | 5 | | 3 | | 1 |
| | | | | | | | | 1 | | 3 | | 5 | | 5 | | 3 | | 1 |
| | | | | | | | 1 | | 4 | | 7 | | 14 | | 7 | | 4 | | 1 |
| | | | | | | 1 | | 4 | | 12 | | 14 | | 14 | | 12 | | 4 | | 1 |
| | | | | | 1 | | 5 | | 12 | | 23 | | 42 | | 23 | | 12 | | 5 | | 1 |
| | | | | 1 | | 5 | | 15 | | 30 | | 42 | | 42 | | 30 | | 15 | | 5 | | 1 |
| | | | 1 | | 6 | | 22 | | 55 | | 66 | | 132 | | 66 | | 55 | | 22 | | 6 | | 1 |
| | | 1 | | 6 | | 22 | | 55 | | 99 | | 132 | | 132 | | 99 | | 55 | | 22 | | 6 | | 1 |
| | 1 | | 7 | | 26 | | 76 | | 143 | | 227 | | 429 | | 227 | | 143 | | 76 | | 26 | | 7 | | 1 |
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A071201 as a square array
1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| 1 | 2 | 2 | 3 | 3 | 4 | 4 | 5 | 5 | 6 | 6 | 7
| 1 | 2 | 5 | 5 | 7 | 12 | 12 | 15 | 22 | 22 | 26
| 1 | 3 | 5 | 14 | 14 | 23 | 30 | 55 | 55 | 76
| 1 | 3 | 7 | 14 | 42 | 42 | 66 | 99 | 143
| 1 | 4 | 12 | 23 | 42 | 132 | 132 | 227
| 1 | 4 | 12 | 30 | 66 | 132 | 429
| 1 | 5 | 15 | 55 | 99 | 227
| 1 | 5 | 22 | 55 | 143
| 1 | 6 | 22 | 76
| 1 | 6 | 26
| 1 | 7
| 1
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A071201 as an upper right triangle
1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 2 | 2 | 3 | 3 | 4 | 4 | 5 | 5 | 6 | 6 | 7
| | | 1 | 2 | 5 | 5 | 7 | 12 | 12 | 15 | 22 | 22 | 26
| | | | 1 | 3 | 5 | 14 | 14 | 23 | 30 | 55 | 55 | 76
| | | | | 1 | 3 | 7 | 14 | 42 | 42 | 66 | 99 | 143
| | | | | | 1 | 4 | 12 | 23 | 42 | 132 | 132 | 227
| | | | | | | 1 | 4 | 12 | 30 | 66 | 132 | 429
| | | | | | | | 1 | 5 | 15 | 55 | 99 | 227
| | | | | | | | | 1 | 5 | 22 | 55 | 143
| | | | | | | | | | 1 | 6 | 22 | 76
| | | | | | | | | | | 1 | 6 | 26
| | | | | | | | | | | | 1 | 7
| | | | | | | | | | | | | 1
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