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| n | a(n) |
|---|---|
| 1 | 8 |
| 2 | 19 |
| 3 | 92 |
| 4 | 285 |
| 5 | 1143 |
| 6 | 3933 |
| 7 | 14817 |
| 8 | 52868 |
| 9 | 194822 |
| 10 | 704284 |
| 11 | 2575201 |
| 12 | 9352440 |
| 13 | 34103042 |
| 14 | 124055943 |
| 15 | 451921339 |
| 16 | 1644897204 |
| 17 | 5990104595 |
| 18 | 21807171062 |
| 19 | 79403933671 |
| 20 | 289093577711 |
| 21 | 1052597637063 |
| 22 | 3832392357045 |
| 23 | 13953632474038 |
[8,19,92,285,1143,3933,14817,52868,194822,704284, 2575201,9352440,34103042,124055943,451921339, 1644897204,5990104595,21807171062,79403933671, 289093577711,1052597637063,3832392357045, 13953632474038] |