A209578 as a triangular array
| | | | | | | | | | | 1 |
| | | | | | | | | | | 3 | | 1 |
| | | | | | | | | | 5 | | 3 | | 1 |
| | | | | | | | | 9 | | 8 | | 4 | | 1 |
| | | | | | | | 15 | | 19 | | 13 | | 5 | | 1 |
| | | | | | | 25 | | 41 | | 36 | | 19 | | 6 | | 1 |
| | | | | | 41 | | 84 | | 90 | | 60 | | 26 | | 7 | | 1 |
| | | | | 67 | | 165 | | 210 | | 169 | | 92 | | 34 | | 8 | | 1 |
| | | | 109 | | 315 | | 465 | | 439 | | 287 | | 133 | | 43 | | 9 | | 1 |
| | | 177 | | 588 | | 990 | | 1073 | | 818 | | 454 | | 184 | | 53 | | 10 | | 1 |
| | 287 | | 1079 | | 2043 | | 2502 | | 2178 | | 1405 | | 681 | | 246 |
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A209578 as a square array
1 | 3 | 5 | 9 | 15 | 25 | 41 | 67 | 109 | 177 | 287
| 1 | 3 | 8 | 19 | 41 | 84 | 165 | 315 | 588 | 1079
| 1 | 4 | 13 | 36 | 90 | 210 | 465 | 990 | 2043
| 1 | 5 | 19 | 60 | 169 | 439 | 1073 | 2502
| 1 | 6 | 26 | 92 | 287 | 818 | 2178
| 1 | 7 | 34 | 133 | 454 | 1405
| 1 | 8 | 43 | 184 | 681
| 1 | 9 | 53 | 246
| 1 | 10
| 1
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A209578 as an upper right triangle
1 | 3 | 5 | 9 | 15 | 25 | 41 | 67 | 109 | 177 | 287
| | 1 | 3 | 8 | 19 | 41 | 84 | 165 | 315 | 588 | 1079
| | | 1 | 4 | 13 | 36 | 90 | 210 | 465 | 990 | 2043
| | | | 1 | 5 | 19 | 60 | 169 | 439 | 1073 | 2502
| | | | | 1 | 6 | 26 | 92 | 287 | 818 | 2178
| | | | | | 1 | 7 | 34 | 133 | 454 | 1405
| | | | | | | 1 | 8 | 43 | 184 | 681
| | | | | | | | 1 | 9 | 53 | 246
| | | | | | | | | 1 | 10
| | | | | | | | | | 1
| | | | | | | | | |
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