A091836 as a triangular array
| | | | | | | | | | | | 1 |
| | | | | | | | | | | | 1 | | 1 |
| | | | | | | | | | | 1 | | 2 | | 1 |
| | | | | | | | | | 2 | | 3 | | 3 | | 1 |
| | | | | | | | | 4 | | 6 | | 6 | | 4 | | 1 |
| | | | | | | | 9 | | 13 | | 13 | | 10 | | 5 | | 1 |
| | | | | | | 21 | | 30 | | 30 | | 24 | | 15 | | 6 | | 1 |
| | | | | | 51 | | 72 | | 72 | | 59 | | 40 | | 21 | | 7 | | 1 |
| | | | | 127 | | 178 | | 178 | | 148 | | 105 | | 62 | | 28 | | 8 | | 1 |
| | | | 323 | | 450 | | 450 | | 378 | | 276 | | 174 | | 91 | | 36 | | 9 | | 1 |
| | | 835 | | 1158 | | 1158 | | 980 | | 730 | | 480 | | 273 | | 128 | | 45 | | 10 | | 1 |
| | 2188 | | 3023 | | 3023 |
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A091836 as a square array
1 | 1 | 1 | 2 | 4 | 9 | 21 | 51 | 127 | 323 | 835 | 2188
| 1 | 2 | 3 | 6 | 13 | 30 | 72 | 178 | 450 | 1158 | 3023
| 1 | 3 | 6 | 13 | 30 | 72 | 178 | 450 | 1158 | 3023
| 1 | 4 | 10 | 24 | 59 | 148 | 378 | 980
| 1 | 5 | 15 | 40 | 105 | 276 | 730
| 1 | 6 | 21 | 62 | 174 | 480
| 1 | 7 | 28 | 91 | 273
| 1 | 8 | 36 | 128
| 1 | 9 | 45
| 1 | 10
| 1
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A091836 as an upper right triangle
1 | 1 | 1 | 2 | 4 | 9 | 21 | 51 | 127 | 323 | 835 | 2188
| | 1 | 2 | 3 | 6 | 13 | 30 | 72 | 178 | 450 | 1158 | 3023
| | | 1 | 3 | 6 | 13 | 30 | 72 | 178 | 450 | 1158 | 3023
| | | | 1 | 4 | 10 | 24 | 59 | 148 | 378 | 980
| | | | | 1 | 5 | 15 | 40 | 105 | 276 | 730
| | | | | | 1 | 6 | 21 | 62 | 174 | 480
| | | | | | | 1 | 7 | 28 | 91 | 273
| | | | | | | | 1 | 8 | 36 | 128
| | | | | | | | | 1 | 9 | 45
| | | | | | | | | | 1 | 10
| | | | | | | | | | | 1
| | | | | | | | | | |
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