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| n | a(n) |
|---|---|
| 1 | 10 |
| 2 | 100 |
| 3 | 292 |
| 4 | 828 |
| 5 | 2514 |
| 6 | 7164 |
| 7 | 20104 |
| 8 | 57458 |
| 9 | 165182 |
| 10 | 475522 |
| 11 | 1374786 |
| 12 | 3988072 |
| 13 | 11586166 |
| 14 | 33700098 |
| 15 | 98126672 |
| 16 | 285904744 |
| 17 | 833354524 |
| 18 | 2429866940 |
| 19 | 7086585498 |
| 20 | 20670718296 |
| 21 | 60300595980 |
| 22 | 175923202614 |
| 23 | 513272786306 |
| 24 | 1497579333338 |
[10,100,292,828,2514,7164,20104,57458,165182, 475522,1374786,3988072,11586166,33700098,98126672, 285904744,833354524,2429866940,7086585498, 20670718296,60300595980,175923202614,513272786306, 1497579333338] |