A130266 as a triangular array
| | | | | | | | | | | | 1 |
| | | | | | | | | | | | 1 | | 2 |
| | | | | | | | | | | 4 | | 1 | | 3 |
| | | | | | | | | | 2 | | 5 | | 1 | | 4 |
| | | | | | | | | 7 | | 2 | | 6 | | 1 | | 5 |
| | | | | | | | 3 | | 8 | | 2 | | 7 | | 1 | | 6 |
| | | | | | | 10 | | 3 | | 9 | | 2 | | 8 | | 1 | | 7 |
| | | | | | 4 | | 11 | | 3 | | 10 | | 2 | | 9 | | 1 | | 8 |
| | | | | 13 | | 4 | | 12 | | 3 | | 11 | | 2 | | 10 | | 1 | | 9 |
| | | | 5 | | 14 | | 4 | | 13 | | 3 | | 12 | | 2 | | 11 | | 1 | | 10 |
| | | 16 | | 5 | | 15 | | 4 | | 14 | | 3 | | 13 | | 2 | | 12 | | 1 | | 11 |
| | 6 | | 17 | | 5 | | 16 | | 4 | | 15 | | 3 | | 14 | | 2 | | 13 |
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A130266 as a square array
| 1 | 1 | 4 | 2 | 7 | 3 | 10 | 4 | 13 | 5 | 16 | 6
| | 2 | 1 | 5 | 2 | 8 | 3 | 11 | 4 | 14 | 5 | 17
| | 3 | 1 | 6 | 2 | 9 | 3 | 12 | 4 | 15 | 5
| | 4 | 1 | 7 | 2 | 10 | 3 | 13 | 4 | 16
| | 5 | 1 | 8 | 2 | 11 | 3 | 14 | 4
| | 6 | 1 | 9 | 2 | 12 | 3 | 15
| | 7 | 1 | 10 | 2 | 13 | 3
| | 8 | 1 | 11 | 2 | 14
| | 9 | 1 | 12 | 2
| | 10 | 1 | 13
| | 11
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A130266 as an upper right triangle
| 1 | 1 | 4 | 2 | 7 | 3 | 10 | 4 | 13 | 5 | 16 | 6
| | 2 | 1 | 5 | 2 | 8 | 3 | 11 | 4 | 14 | 5 | 17
| | | 3 | 1 | 6 | 2 | 9 | 3 | 12 | 4 | 15 | 5
| | | | 4 | 1 | 7 | 2 | 10 | 3 | 13 | 4 | 16
| | | | | 5 | 1 | 8 | 2 | 11 | 3 | 14 | 4
| | | | | | 6 | 1 | 9 | 2 | 12 | 3 | 15
| | | | | | | 7 | 1 | 10 | 2 | 13 | 3
| | | | | | | | 8 | 1 | 11 | 2 | 14
| | | | | | | | | 9 | 1 | 12 | 2
| | | | | | | | | | 10 | 1 | 13
| | | | | | | | | | | 11
| | | | | | | | | | |
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