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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 0 |
| 2 | 1 |
| 3 | 0 |
| 4 | 1 |
| 5 | 2 |
| 6 | 0 |
| 7 | 1 |
| 8 | 3 |
| 9 | 8 |
| 10 | 0 |
| 11 | 1 |
| 12 | 4 |
| 13 | 13 |
| 14 | 41 |
| 15 | 0 |
| 16 | 1 |
| 17 | 5 |
| 18 | 19 |
| 19 | 69 |
| 20 | 252 |
| 21 | 0 |
| 22 | 1 |
| 23 | 6 |
| 24 | 26 |
| 25 | 106 |
| 26 | 431 |
| 27 | 1782 |
| 28 | 0 |
| 29 | 1 |
| 30 | 7 |
| 31 | 34 |
| 32 | 153 |
| 33 | 681 |
| 34 | 3068 |
| 35 | 14121 |
| 36 | 0 |
| 37 | 1 |
| 38 | 8 |
| 39 | 43 |
| 40 | 211 |
| 41 | 1016 |
| 42 | 4929 |
| 43 | 24361 |
| 44 | 123244 |
| 45 | 0 |
| 46 | 1 |
| 47 | 9 |
| 48 | 53 |
| 49 | 281 |
| 50 | 1451 |
| 51 | 7515 |
| 52 | 39537 |
| 53 | 212509 |
| 54 | 1169832 |
[1,0,1,0,1,2,0,1,3,8,0,1,4,13,41,0,1,5,19,69,252, 0,1,6,26,106,431,1782,0,1,7,34,153,681,3068,14121, 0,1,8,43,211,1016,4929,24361,123244,0,1,9,53,281, 1451,7515,39537,212509,1169832] |