A172358 as a triangular array
| | | | | | | | | | | 1 |
| | | | | | | | | | | 1 | | 1 |
| | | | | | | | | | 1 | | 1 | | 1 |
| | | | | | | | | 1 | | 1 | | 1 | | 1 |
| | | | | | | | 1 | | 3 | | 3 | | 3 | | 1 |
| | | | | | | 1 | | 3 | | 9 | | 9 | | 3 | | 1 |
| | | | | | 1 | | 5 | | 15 | | 45 | | 15 | | 5 | | 1 |
| | | | | 1 | | 9 | | 45 | | 135 | | 135 | | 45 | | 9 | | 1 |
| | | | 1 | | 11 | | 99 | | 495 | | 495 | | 495 | | 99 | | 11 | | 1 |
| | | 1 | | 19 | | 209 | | 1881 | | 3135 | | 3135 | | 1881 | | 209 | | 19 | | 1 |
| | 1 | | 29 | | 551 | | 6061 | | 18183 | | 30305 | | 18183 | | 6061 | | 551 | | 29 | | 1 |
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A172358 as a square array
1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| 1 | 1 | 1 | 3 | 3 | 5 | 9 | 11 | 19 | 29
| 1 | 1 | 3 | 9 | 15 | 45 | 99 | 209 | 551
| 1 | 3 | 9 | 45 | 135 | 495 | 1881 | 6061
| 1 | 3 | 15 | 135 | 495 | 3135 | 18183
| 1 | 5 | 45 | 495 | 3135 | 30305
| 1 | 9 | 99 | 1881 | 18183
| 1 | 11 | 209 | 6061
| 1 | 19 | 551
| 1 | 29
| 1
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A172358 as an upper right triangle
1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 1 | 1 | 3 | 3 | 5 | 9 | 11 | 19 | 29
| | | 1 | 1 | 3 | 9 | 15 | 45 | 99 | 209 | 551
| | | | 1 | 3 | 9 | 45 | 135 | 495 | 1881 | 6061
| | | | | 1 | 3 | 15 | 135 | 495 | 3135 | 18183
| | | | | | 1 | 5 | 45 | 495 | 3135 | 30305
| | | | | | | 1 | 9 | 99 | 1881 | 18183
| | | | | | | | 1 | 11 | 209 | 6061
| | | | | | | | | 1 | 19 | 551
| | | | | | | | | | 1 | 29
| | | | | | | | | | | 1
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