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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 11 |
| 5 | 47 |
| 6 | 152 |
| 7 | 199 |
| 8 | 351 |
| 9 | 550 |
| 10 | 14651 |
| 11 | 15201 |
| 12 | 29852 |
| 13 | 45053 |
| 14 | 165011 |
| 15 | 705097 |
| 16 | 2280302 |
| 17 | 2985399 |
| 18 | 5265701 |
| 19 | 8251100 |
| 20 | 219794301 |
| 21 | 228045401 |
| 22 | 447839702 |
| 23 | 675885103 |
| 24 | 2475495011 |
| 25 | 10577865147 |
| 26 | 34209090452 |
| 27 | 44786955599 |
| 28 | 78996046051 |
| 29 | 123783001650 |
[1,1,2,3,11,47,152,199,351,550,14651,15201,29852, 45053,165011,705097,2280302,2985399,5265701, 8251100,219794301,228045401,447839702,675885103, 2475495011,10577865147,34209090452,44786955599, 78996046051,123783001650] |