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| n | a(n) |
|---|---|
| 1 | 1021428 |
| 2 | 11552577 |
| 3 | 69860227 |
| 4 | 170114970 |
| 5 | 821922862 |
| 6 | 2586900868 |
| 7 | 8957909107 |
| 8 | 36351177418 |
| 9 | 119487334237 |
| 10 | 419660707762 |
| 11 | 1531339859535 |
| 12 | 5307620979044 |
| 13 | 17672761975717 |
| 14 | 64960251553840 |
| 15 | 225626107170115 |
| 16 | 756372252870150 |
[1021428,11552577,69860227,170114970,821922862, 2586900868,8957909107,36351177418,119487334237, 419660707762,1531339859535,5307620979044, 17672761975717,64960251553840,225626107170115, 756372252870150] |