A154948 as a triangular array
| | | | | | | | | | | 1 |
| | | | | | | | | | | 1 | | 1 |
| | | | | | | | | | 2 | | 3 | | 1 |
| | | | | | | | | 2 | | 6 | | 5 | | 1 |
| | | | | | | | 3 | | 10 | | 14 | | 7 | | 1 |
| | | | | | | 3 | | 15 | | 30 | | 26 | | 9 | | 1 |
| | | | | | 4 | | 21 | | 55 | | 70 | | 42 | | 11 | | 1 |
| | | | | 4 | | 28 | | 91 | | 155 | | 138 | | 62 | | 13 | | 1 |
| | | | 5 | | 36 | | 140 | | 301 | | 363 | | 242 | | 86 | | 15 | | 1 |
| | | 5 | | 45 | | 204 | | 532 | | 819 | | 743 | | 390 | | 114 | | 17 | | 1 |
| | 6 | | 55 | | 285 | | 876 | | 1652 | | 1925 | | 1375 | | 590 | | 146 | | 19 | | 1 |
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A154948 as a square array
| 1 | 1 | 2 | 2 | 3 | 3 | 4 | 4 | 5 | 5 | 6
| | 1 | 3 | 6 | 10 | 15 | 21 | 28 | 36 | 45 | 55
| | 1 | 5 | 14 | 30 | 55 | 91 | 140 | 204 | 285
| | 1 | 7 | 26 | 70 | 155 | 301 | 532 | 876
| | 1 | 9 | 42 | 138 | 363 | 819 | 1652
| | 1 | 11 | 62 | 242 | 743 | 1925
| | 1 | 13 | 86 | 390 | 1375
| | 1 | 15 | 114 | 590
| | 1 | 17 | 146
| | 1 | 19
| | 1
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A154948 as an upper right triangle
| 1 | 1 | 2 | 2 | 3 | 3 | 4 | 4 | 5 | 5 | 6
| | 1 | 3 | 6 | 10 | 15 | 21 | 28 | 36 | 45 | 55
| | | 1 | 5 | 14 | 30 | 55 | 91 | 140 | 204 | 285
| | | | 1 | 7 | 26 | 70 | 155 | 301 | 532 | 876
| | | | | 1 | 9 | 42 | 138 | 363 | 819 | 1652
| | | | | | 1 | 11 | 62 | 242 | 743 | 1925
| | | | | | | 1 | 13 | 86 | 390 | 1375
| | | | | | | | 1 | 15 | 114 | 590
| | | | | | | | | 1 | 17 | 146
| | | | | | | | | | 1 | 19
| | | | | | | | | | | 1
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