A263666 as a triangular array
| | | | | | | | | | | | | 1 |
| | | | | | | | | | | | | 1 | | 2 |
| | | | | | | | | | | | 1 | | 2 | | 2 |
| | | | | | | | | | | 1 | | 2 | | 4 | | 2 |
| | | | | | | | | | 1 | | 2 | | 4 | | 7 | | 2 |
| | | | | | | | | 1 | | 2 | | 4 | | 10 | | 8 | | 2 |
| | | | | | | | 1 | | 2 | | 4 | | 10 | | 22 | | 12 | | 2 |
| | | | | | | 1 | | 2 | | 4 | | 10 | | 32 | | 40 | | 16 | | 2 |
| | | | | | 1 | | 2 | | 4 | | 10 | | 32 | | 95 | | 70 | | 24 | | 2 |
| | | | | 1 | | 2 | | 4 | | 10 | | 32 | | 122 | | 208 | | 133 | | 32 | | 2 |
| | | | 1 | | 2 | | 4 | | 10 | | 32 | | 122 | | 422 | | 486 | | 254 | | 48 | | 2 |
| | | 1 | | 2 | | 4 | | 10 | | 32 | | 122 | | 544 | | 1222 | | 1064 | | 482 | | 64 | | 2 |
| | 1 | | 2 | | 4 | | 10 | | 32 |
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A263666 as a square array
1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2
| 2 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4
| 2 | 7 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10
| 2 | 8 | 22 | 32 | 32 | 32 | 32 | 32 | 32
| 2 | 12 | 40 | 95 | 122 | 122 | 122
| 2 | 16 | 70 | 208 | 422 | 544
| 2 | 24 | 133 | 486 | 1222
| 2 | 32 | 254 | 1064
| 2 | 48 | 482
| 2 | 64
| 2
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A263666 as an upper right triangle
1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2
| | | 2 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4
| | | | 2 | 7 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10
| | | | | 2 | 8 | 22 | 32 | 32 | 32 | 32 | 32 | 32
| | | | | | 2 | 12 | 40 | 95 | 122 | 122 | 122
| | | | | | | 2 | 16 | 70 | 208 | 422 | 544
| | | | | | | | 2 | 24 | 133 | 486 | 1222
| | | | | | | | | 2 | 32 | 254 | 1064
| | | | | | | | | | 2 | 48 | 482
| | | | | | | | | | | 2 | 64
| | | | | | | | | | | | 2
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