A279416 as a triangular array
| | | | | | | | | | | | 0 |
| | | | | | | | | | | | 0 | | 1 |
| | | | | | | | | | | 0 | | 2 | | 3 |
| | | | | | | | | | 0 | | 3 | | 5 | | 6 |
| | | | | | | | | 0 | | 4 | | 6 | | 9 | | 10 |
| | | | | | | | 0 | | 5 | | 8 | | 11 | | 14 | | 15 |
| | | | | | | 0 | | 6 | | 9 | | 12 | | 16 | | 20 | | 21 |
| | | | | | 0 | | 7 | | 11 | | 15 | | 19 | | 23 | | 27 | | 28 |
| | | | | 0 | | 8 | | 12 | | 17 | | 20 | | 26 | | 30 | | 35 | | 36 |
| | | | 0 | | 9 | | 14 | | 18 | | 24 | | 29 | | 33 | | 39 | | 44 | | 45 |
| | | 0 | | 10 | | 15 | | 21 | | 26 | | 30 | | 37 | | 43 | | 48 | | 54 | | 55 |
| | 0 | | 11 | | 17 | | 23 | | 29 | | 35 |
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A279416 as a square array
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11
| 3 | 5 | 6 | 8 | 9 | 11 | 12 | 14 | 15 | 17
| 6 | 9 | 11 | 12 | 15 | 17 | 18 | 21 | 23
| 10 | 14 | 16 | 19 | 20 | 24 | 26 | 29
| 15 | 20 | 23 | 26 | 29 | 30 | 35
| 21 | 27 | 30 | 33 | 37
| 28 | 35 | 39 | 43
| 36 | 44 | 48
| 45 | 54
| 55
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A279416 as an upper right triangle
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11
| | | 3 | 5 | 6 | 8 | 9 | 11 | 12 | 14 | 15 | 17
| | | | 6 | 9 | 11 | 12 | 15 | 17 | 18 | 21 | 23
| | | | | 10 | 14 | 16 | 19 | 20 | 24 | 26 | 29
| | | | | | 15 | 20 | 23 | 26 | 29 | 30 | 35
| | | | | | | 21 | 27 | 30 | 33 | 37
| | | | | | | | 28 | 35 | 39 | 43
| | | | | | | | | 36 | 44 | 48
| | | | | | | | | | 45 | 54
| | | | | | | | | | | 55
| | | | | | | | | | |
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