A208512 as a triangular array
| | | | | | | | | | | 1 |
| | | | | | | | | | | 2 | | 2 |
| | | | | | | | | | 2 | | 5 | | 4 |
| | | | | | | | | 2 | | 7 | | 12 | | 8 |
| | | | | | | | 2 | | 9 | | 21 | | 28 | | 16 |
| | | | | | | 2 | | 11 | | 32 | | 58 | | 64 | | 32 |
| | | | | | 2 | | 13 | | 45 | | 101 | | 152 | | 144 | | 64 |
| | | | | 2 | | 15 | | 60 | | 159 | | 296 | | 384 | | 320 | | 128 |
| | | | 2 | | 17 | | 77 | | 234 | | 513 | | 824 | | 944 | | 704 | | 256 |
| | | 2 | | 19 | | 96 | | 328 | | 822 | | 1554 | | 2208 | | 2272 | | 1536 | | 512 |
| | 2 | | 21 | | 117 | | 443 | | 1244 | | 2685 |
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A208512 as a square array
1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2
| 2 | 5 | 7 | 9 | 11 | 13 | 15 | 17 | 19 | 21
| 4 | 12 | 21 | 32 | 45 | 60 | 77 | 96 | 117
| 8 | 28 | 58 | 101 | 159 | 234 | 328 | 443
| 16 | 64 | 152 | 296 | 513 | 822 | 1244
| 32 | 144 | 384 | 824 | 1554 | 2685
| 64 | 320 | 944 | 2208
| 128 | 704 | 2272
| 256 | 1536
| 512
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A208512 as an upper right triangle
1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2
| | 2 | 5 | 7 | 9 | 11 | 13 | 15 | 17 | 19 | 21
| | | 4 | 12 | 21 | 32 | 45 | 60 | 77 | 96 | 117
| | | | 8 | 28 | 58 | 101 | 159 | 234 | 328 | 443
| | | | | 16 | 64 | 152 | 296 | 513 | 822 | 1244
| | | | | | 32 | 144 | 384 | 824 | 1554 | 2685
| | | | | | | 64 | 320 | 944 | 2208
| | | | | | | | 128 | 704 | 2272
| | | | | | | | | 256 | 1536
| | | | | | | | | | 512
| | | | | | | | | |
|
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