A302998 as a triangular array
| | | | | | | | | | | | 1 |
| | | | | | | | | | | | 1 | | 1 |
| | | | | | | | | | | 1 | | 2 | | 1 |
| | | | | | | | | | 1 | | 3 | | 3 | | 1 |
| | | | | | | | | 1 | | 4 | | 6 | | 4 | | 1 |
| | | | | | | | 1 | | 5 | | 11 | | 11 | | 5 | | 1 |
| | | | | | | 1 | | 6 | | 20 | | 29 | | 17 | | 6 | | 1 |
| | | | | | 1 | | 7 | | 36 | | 70 | | 54 | | 26 | | 7 | | 1 |
| | | | | 1 | | 8 | | 63 | | 157 | | 165 | | 99 | | 35 | | 8 | | 1 |
| | | | 1 | | 9 | | 106 | | 337 | | 482 | | 357 | | 163 | | 45 | | 9 | | 1 |
| | | 1 | | 10 | | 171 | | 702 | | 1319 | | 1203 | | 688 | | 239 | | 58 | | 10 | | 1 |
| | 1 | | 11 | | 265 | | 1420 | | 3390 | | 3819 | | 2673 | | 1154 | | 344 | | 73 | | 11 | | 1 |
|
A302998 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11
| | 1 | 3 | 6 | 11 | 20 | 36 | 63 | 106 | 171 | 265
| | 1 | 4 | 11 | 29 | 70 | 157 | 337 | 702 | 1420
| | 1 | 5 | 17 | 54 | 165 | 482 | 1319 | 3390
| | 1 | 6 | 26 | 99 | 357 | 1203 | 3819
| | 1 | 7 | 35 | 163 | 688 | 2673
| | 1 | 8 | 45 | 239 | 1154
| | 1 | 9 | 58 | 344
| | 1 | 10 | 73
| | 1 | 11
| | 1
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A302998 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11
| | | 1 | 3 | 6 | 11 | 20 | 36 | 63 | 106 | 171 | 265
| | | | 1 | 4 | 11 | 29 | 70 | 157 | 337 | 702 | 1420
| | | | | 1 | 5 | 17 | 54 | 165 | 482 | 1319 | 3390
| | | | | | 1 | 6 | 26 | 99 | 357 | 1203 | 3819
| | | | | | | 1 | 7 | 35 | 163 | 688 | 2673
| | | | | | | | 1 | 8 | 45 | 239 | 1154
| | | | | | | | | 1 | 9 | 58 | 344
| | | | | | | | | | 1 | 10 | 73
| | | | | | | | | | | 1 | 11
| | | | | | | | | | | | 1
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