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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 1 |
| 3 | 0 |
| 4 | 0 |
| 5 | 0 |
| 6 | 1 |
| 7 | 0 |
| 8 | 2 |
| 9 | 0 |
| 10 | 4 |
| 11 | 1 |
| 12 | 7 |
| 13 | 1 |
| 14 | 18 |
| 15 | 0 |
| 16 | 32 |
| 17 | 5 |
| 18 | 65 |
| 19 | 5 |
| 20 | 130 |
| 21 | 4 |
| 22 | 261 |
| 23 | 19 |
| 24 | 504 |
| 25 | 16 |
| 26 | 1043 |
| 27 | 20 |
| 28 | 2028 |
| 29 | 81 |
| 30 | 4043 |
| 31 | 82 |
| 32 | 8155 |
| 33 | 81 |
[0,1,0,0,0,1,0,2,0,4,1,7,1,18,0,32,5,65,5,130,4, 261,19,504,16,1043,20,2028,81,4043,82,8155,81] |