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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 0 |
| 3 | 1 |
| 4 | 0 |
| 5 | 3 |
| 6 | 4 |
| 7 | 0 |
| 8 | 19 |
| 9 | 84 |
| 10 | 38 |
| 11 | 0 |
| 12 | 195 |
| 13 | 2470 |
| 14 | 3140 |
| 15 | 728 |
| 16 | 0 |
| 17 | 3031 |
| 18 | 108390 |
| 19 | 307390 |
| 20 | 186360 |
| 21 | 26704 |
| 22 | 0 |
| 23 | 67263 |
| 24 | 7192444 |
| 25 | 42747460 |
| 26 | 52630060 |
| 27 | 18926544 |
| 28 | 1866256 |
| 29 | 0 |
| 30 | 2086099 |
| 31 | 726782784 |
| 32 | 9030799218 |
| 33 | 20784069600 |
| 34 | 14401134944 |
| 35 | 3463311488 |
| 36 | 251548592 |
[1,0,1,0,3,4,0,19,84,38,0,195,2470,3140,728,0, 3031,108390,307390,186360,26704,0,67263,7192444, 42747460,52630060,18926544,1866256,0,2086099, 726782784,9030799218,20784069600,14401134944, 3463311488,251548592] |