A086620 as a triangular array
| | | | | | | | | | | | 1 |
| | | | | | | | | | | | 1 | | 1 |
| | | | | | | | | | | 1 | | 3 | | 1 |
| | | | | | | | | | 1 | | 5 | | 5 | | 1 |
| | | | | | | | | 1 | | 7 | | 14 | | 7 | | 1 |
| | | | | | | | 1 | | 9 | | 28 | | 28 | | 9 | | 1 |
| | | | | | | 1 | | 11 | | 47 | | 79 | | 47 | | 11 | | 1 |
| | | | | | 1 | | 13 | | 71 | | 175 | | 175 | | 71 | | 13 | | 1 |
| | | | | 1 | | 15 | | 100 | | 331 | | 504 | | 331 | | 100 | | 15 | | 1 |
| | | | 1 | | 17 | | 134 | | 562 | | 1196 | | 1196 | | 562 | | 134 | | 17 | | 1 |
| | | 1 | | 19 | | 173 | | 883 | | 2464 | | 3514 | | 2464 | | 883 | | 173 | | 19 | | 1 |
| | 1 | | 21 | | 217 |
|
A086620 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 3 | 5 | 7 | 9 | 11 | 13 | 15 | 17 | 19 | 21
| | 1 | 5 | 14 | 28 | 47 | 71 | 100 | 134 | 173 | 217
| | 1 | 7 | 28 | 79 | 175 | 331 | 562 | 883
| | 1 | 9 | 47 | 175 | 504 | 1196 | 2464
| | 1 | 11 | 71 | 331 | 1196 | 3514
| | 1 | 13 | 100 | 562 | 2464
| | 1 | 15 | 134 | 883
| | 1 | 17 | 173
| | 1 | 19
| | 1
|
A086620 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 3 | 5 | 7 | 9 | 11 | 13 | 15 | 17 | 19 | 21
| | | 1 | 5 | 14 | 28 | 47 | 71 | 100 | 134 | 173 | 217
| | | | 1 | 7 | 28 | 79 | 175 | 331 | 562 | 883
| | | | | 1 | 9 | 47 | 175 | 504 | 1196 | 2464
| | | | | | 1 | 11 | 71 | 331 | 1196 | 3514
| | | | | | | 1 | 13 | 100 | 562 | 2464
| | | | | | | | 1 | 15 | 134 | 883
| | | | | | | | | 1 | 17 | 173
| | | | | | | | | | 1 | 19
| | | | | | | | | | | 1
| | | | | | | | | | |
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