A242639 as a triangular array
| | | | | | | | | | | | 1 |
| | | | | | | | | | | | 1 | | 3 |
| | | | | | | | | | | 1 | | 5 | | 4 |
| | | | | | | | | | 1 | | 5 | | 7 | | 7 |
| | | | | | | | | 1 | | 5 | | 10 | | 13 | | 6 |
| | | | | | | | 1 | | 5 | | 10 | | 17 | | 11 | | 12 |
| | | | | | | 1 | | 5 | | 10 | | 21 | | 16 | | 23 | | 8 |
| | | | | | 1 | | 5 | | 10 | | 21 | | 21 | | 32 | | 15 | | 15 |
| | | | | 1 | | 5 | | 10 | | 21 | | 26 | | 38 | | 22 | | 29 | | 13 |
| | | | 1 | | 5 | | 10 | | 21 | | 26 | | 44 | | 29 | | 41 | | 25 | | 18 |
| | | 1 | | 5 | | 10 | | 21 | | 26 | | 50 | | 36 | | 53 | | 37 | | 35 | | 12 |
| | 1 | | 5 | | 10 | | 21 | | 26 | | 50 | | 43 | | 61 | | 46 | | 50 | | 23 | | 28 |
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A242639 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 3 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5
| | 4 | 7 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10
| | 7 | 13 | 17 | 21 | 21 | 21 | 21 | 21 | 21
| | 6 | 11 | 16 | 21 | 26 | 26 | 26 | 26
| | 12 | 23 | 32 | 38 | 44 | 50 | 50
| | 8 | 15 | 22 | 29 | 36 | 43
| | 15 | 29 | 41 | 53 | 61
| | 13 | 25 | 37 | 46
| | 18 | 35 | 50
| | 12 | 23
| | 28
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A242639 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 3 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5
| | | 4 | 7 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10
| | | | 7 | 13 | 17 | 21 | 21 | 21 | 21 | 21 | 21
| | | | | 6 | 11 | 16 | 21 | 26 | 26 | 26 | 26
| | | | | | 12 | 23 | 32 | 38 | 44 | 50 | 50
| | | | | | | 8 | 15 | 22 | 29 | 36 | 43
| | | | | | | | 15 | 29 | 41 | 53 | 61
| | | | | | | | | 13 | 25 | 37 | 46
| | | | | | | | | | 18 | 35 | 50
| | | | | | | | | | | 12 | 23
| | | | | | | | | | | | 28
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