A054238 as a triangular array
| | | | | | | | | | | | 0 |
| | | | | | | | | | | | 1 | | 2 |
| | | | | | | | | | | 4 | | 3 | | 8 |
| | | | | | | | | | 5 | | 6 | | 9 | | 10 |
| | | | | | | | | 16 | | 7 | | 12 | | 11 | | 32 |
| | | | | | | | 17 | | 18 | | 13 | | 14 | | 33 | | 34 |
| | | | | | | 20 | | 19 | | 24 | | 15 | | 36 | | 35 | | 40 |
| | | | | | 21 | | 22 | | 25 | | 26 | | 37 | | 38 | | 41 | | 42 |
| | | | | 64 | | 23 | | 28 | | 27 | | 48 | | 39 | | 44 | | 43 | | 128 |
| | | | 65 | | 66 | | 29 | | 30 | | 49 | | 50 | | 45 | | 46 | | 129 | | 130 |
| | | 68 | | 67 | | 72 | | 31 | | 52 | | 51 | | 56 | | 47 | | 132 | | 131 | | 136 |
| | 69 | | 70 | | 73 | | 74 |
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A054238 as a square array
0 | 1 | 4 | 5 | 16 | 17 | 20 | 21 | 64 | 65 | 68 | 69
| 2 | 3 | 6 | 7 | 18 | 19 | 22 | 23 | 66 | 67 | 70
| 8 | 9 | 12 | 13 | 24 | 25 | 28 | 29 | 72 | 73
| 10 | 11 | 14 | 15 | 26 | 27 | 30 | 31 | 74
| 32 | 33 | 36 | 37 | 48 | 49 | 52
| 34 | 35 | 38 | 39 | 50 | 51
| 40 | 41 | 44 | 45 | 56
| 42 | 43 | 46 | 47
| 128 | 129 | 132
| 130 | 131
| 136
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A054238 as an upper right triangle
0 | 1 | 4 | 5 | 16 | 17 | 20 | 21 | 64 | 65 | 68 | 69
| | 2 | 3 | 6 | 7 | 18 | 19 | 22 | 23 | 66 | 67 | 70
| | | 8 | 9 | 12 | 13 | 24 | 25 | 28 | 29 | 72 | 73
| | | | 10 | 11 | 14 | 15 | 26 | 27 | 30 | 31 | 74
| | | | | 32 | 33 | 36 | 37 | 48 | 49 | 52
| | | | | | 34 | 35 | 38 | 39 | 50 | 51
| | | | | | | 40 | 41 | 44 | 45 | 56
| | | | | | | | 42 | 43 | 46 | 47
| | | | | | | | | 128 | 129 | 132
| | | | | | | | | | 130 | 131
| | | | | | | | | | | 136
| | | | | | | | | | |
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