A208930 as a triangular array
| | | | | | | | | | 1 |
| | | | | | | | | | 2 | | 3 |
| | | | | | | | | 2 | | 7 | | 8 |
| | | | | | | | 2 | | 11 | | 26 | | 22 |
| | | | | | | 2 | | 15 | | 52 | | 88 | | 60 |
| | | | | | 2 | | 19 | | 86 | | 214 | | 288 | | 164 |
| | | | | 2 | | 23 | | 128 | | 416 | | 820 | | 916 | | 448 |
| | | | 2 | | 27 | | 178 | | 710 | | 1824 | | 2984 | | 2856 | | 1224 |
| | | 2 | | 31 | | 236 | | 1112 | | 3500 | | 7464 | | 10464 | | 8768 | | 3344 |
| | 2 | | 35 | | 302 | | 1638 | | 6080 | | 15884 | | 29040 | | 35664 | | 26592 |
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A208930 as a square array
1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2
| 3 | 7 | 11 | 15 | 19 | 23 | 27 | 31 | 35
| 8 | 26 | 52 | 86 | 128 | 178 | 236 | 302
| 22 | 88 | 214 | 416 | 710 | 1112 | 1638
| 60 | 288 | 820 | 1824 | 3500 | 6080
| 164 | 916 | 2984 | 7464 | 15884
| 448 | 2856 | 10464 | 29040
| 1224 | 8768 | 35664
| 3344 | 26592
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A208930 as an upper right triangle
1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2
| | 3 | 7 | 11 | 15 | 19 | 23 | 27 | 31 | 35
| | | 8 | 26 | 52 | 86 | 128 | 178 | 236 | 302
| | | | 22 | 88 | 214 | 416 | 710 | 1112 | 1638
| | | | | 60 | 288 | 820 | 1824 | 3500 | 6080
| | | | | | 164 | 916 | 2984 | 7464 | 15884
| | | | | | | 448 | 2856 | 10464 | 29040
| | | | | | | | 1224 | 8768 | 35664
| | | | | | | | | 3344 | 26592
| | | | | | | | |
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