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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 1 |
| 3 | 3 |
| 4 | 6 |
| 5 | 4 |
| 6 | 13 |
| 7 | 53 |
| 8 | 111 |
| 9 | 231 |
| 10 | 160 |
| 11 | 1000 |
| 12 | 13 |
| 13 | 4329 |
| 14 | 693 |
| 15 | 2083 |
| 16 | 39014 |
| 17 | 81188 |
| 18 | 84477 |
| 19 | 351597 |
| 20 | 243893 |
| 21 | 1522639 |
| 22 | 3168640 |
| 23 | 6594000 |
| 24 | 21441 |
| 25 | 1359821 |
| 26 | 59426081 |
| 27 | 123666803 |
| 28 | 19796382 |
| 29 | 535556412 |
| 30 | 61916837 |
| 31 | 2319302053 |
| 32 | 4826511631 |
| 33 | 10044062391 |
| 34 | 20901884640 |
| 35 | 14499073000 |
[1,1,3,6,4,13,53,111,231,160,1000,13,4329,693, 2083,39014,81188,84477,351597,243893,1522639, 3168640,6594000,21441,1359821,59426081,123666803, 19796382,535556412,61916837,2319302053,4826511631, 10044062391,20901884640,14499073000] |