A056535 as a triangular array
| | | | | | | | | | | | 1 |
| | | | | | | | | | | | 2 | | 3 |
| | | | | | | | | | | 4 | | 7 | | 5 |
| | | | | | | | | | 6 | | 12 | | 13 | | 8 |
| | | | | | | | | 9 | | 18 | | 22 | | 19 | | 10 |
| | | | | | | | 11 | | 25 | | 32 | | 33 | | 26 | | 14 |
| | | | | | | 15 | | 31 | | 43 | | 48 | | 44 | | 34 | | 16 |
| | | | | | 17 | | 39 | | 55 | | 63 | | 64 | | 56 | | 40 | | 20 |
| | | | | 21 | | 47 | | 68 | | 80 | | 86 | | 81 | | 69 | | 49 | | 23 |
| | | | 24 | | 54 | | 79 | | 98 | | 107 | | 108 | | 99 | | 82 | | 57 | | 27 |
| | | 28 | | 62 | | 93 | | 116 | | 129 | | 136 | | 130 | | 117 | | 94 | | 65 | | 29 |
| | 30 | | 72 | | 106 |
|
A056535 as a square array
1 | 2 | 4 | 6 | 9 | 11 | 15 | 17 | 21 | 24 | 28 | 30
| 3 | 7 | 12 | 18 | 25 | 31 | 39 | 47 | 54 | 62 | 72
| 5 | 13 | 22 | 32 | 43 | 55 | 68 | 79 | 93 | 106
| 8 | 19 | 33 | 48 | 63 | 80 | 98 | 116
| 10 | 26 | 44 | 64 | 86 | 107 | 129
| 14 | 34 | 56 | 81 | 108 | 136
| 16 | 40 | 69 | 99 | 130
| 20 | 49 | 82 | 117
| 23 | 57 | 94
| 27 | 65
| 29
|
A056535 as an upper right triangle
1 | 2 | 4 | 6 | 9 | 11 | 15 | 17 | 21 | 24 | 28 | 30
| | 3 | 7 | 12 | 18 | 25 | 31 | 39 | 47 | 54 | 62 | 72
| | | 5 | 13 | 22 | 32 | 43 | 55 | 68 | 79 | 93 | 106
| | | | 8 | 19 | 33 | 48 | 63 | 80 | 98 | 116
| | | | | 10 | 26 | 44 | 64 | 86 | 107 | 129
| | | | | | 14 | 34 | 56 | 81 | 108 | 136
| | | | | | | 16 | 40 | 69 | 99 | 130
| | | | | | | | 20 | 49 | 82 | 117
| | | | | | | | | 23 | 57 | 94
| | | | | | | | | | 27 | 65
| | | | | | | | | | | 29
| | | | | | | | | | |
|
|