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| n | a(n) |
|---|---|
| 0 | 10 |
| 1 | 10 |
| 2 | 58 |
| 3 | 170 |
| 4 | 562 |
| 5 | 1962 |
| 6 | 6562 |
| 7 | 22202 |
| 8 | 75242 |
| 9 | 254330 |
| 10 | 860474 |
| 11 | 2911226 |
| 12 | 9848050 |
| 13 | 33316090 |
| 14 | 112707970 |
| 15 | 381286954 |
| 16 | 1289885834 |
| 17 | 4363653034 |
| 18 | 14762129274 |
| 19 | 49939929610 |
| 20 | 168945571442 |
| 21 | 571538767370 |
| 22 | 1933501811618 |
| 23 | 6540989771354 |
[10,10,58,170,562,1962,6562,22202,75242,254330, 860474,2911226,9848050,33316090,112707970, 381286954,1289885834,4363653034,14762129274, 49939929610,168945571442,571538767370, 1933501811618,6540989771354] |