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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 0 |
| 4 | 14 |
| 5 | 16 |
| 6 | 10 |
| 7 | 66 |
| 8 | 21 |
| 9 | 321 |
| 10 | 917 |
| 11 | 2037 |
| 12 | 1550 |
| 13 | 2420 |
| 14 | 15152 |
| 15 | 27439 |
| 16 | 46731 |
| 17 | 110953 |
| 18 | 137148 |
| 19 | 336949 |
| 20 | 703202 |
| 21 | 805647 |
| 22 | 181132 |
| 23 | 5835407 |
| 24 | 3343039 |
| 25 | 21816283 |
| 26 | 18528238 |
| 27 | 95129681 |
| 28 | 241918238 |
| 29 | 311938330 |
| 30 | 48698222 |
| 31 | 1539688558 |
| 32 | 3481498150 |
| 33 | 8104918325 |
| 34 | 13512884439 |
| 35 | 22365723609 |
[1,2,0,14,16,10,66,21,321,917,2037,1550,2420, 15152,27439,46731,110953,137148,336949,703202, 805647,181132,5835407,3343039,21816283,18528238, 95129681,241918238,311938330,48698222,1539688558, 3481498150,8104918325,13512884439,22365723609] |