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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 0 |
| 2 | 1 |
| 3 | 0 |
| 4 | 2 |
| 5 | 0 |
| 6 | 2 |
| 7 | 1 |
| 8 | 0 |
| 9 | 4 |
| 10 | 2 |
| 11 | 0 |
| 12 | 4 |
| 13 | 6 |
| 14 | 0 |
| 15 | 9 |
| 16 | 10 |
| 17 | 1 |
| 18 | 0 |
| 19 | 12 |
| 20 | 22 |
| 21 | 3 |
| 22 | 0 |
| 23 | 27 |
| 24 | 40 |
| 25 | 9 |
| 26 | 0 |
| 27 | 49 |
| 28 | 80 |
| 29 | 24 |
| 30 | 0 |
| 31 | 111 |
| 32 | 163 |
| 33 | 53 |
| 34 | 2 |
| 35 | 0 |
| 36 | 236 |
| 37 | 342 |
| 38 | 126 |
| 39 | 6 |
| 40 | 0 |
| 41 | 562 |
| 42 | 738 |
| 43 | 280 |
| 44 | 21 |
| 45 | 0 |
| 46 | 1302 |
| 47 | 1662 |
| 48 | 634 |
| 49 | 60 |
| 50 | 0 |
| 51 | 3172 |
| 52 | 3838 |
| 53 | 1423 |
| 54 | 165 |
| 55 | 1 |
| 56 | 0 |
| 57 | 7746 |
| 58 | 9041 |
| 59 | 3308 |
| 60 | 412 |
| 61 | 7 |
| 62 | 0 |
| 63 | 19347 |
| 64 | 21812 |
| 65 | 7676 |
| 66 | 1044 |
| 67 | 26 |
[1,0,1,0,2,0,2,1,0,4,2,0,4,6,0,9,10,1,0,12,22,3,0, 27,40,9,0,49,80,24,0,111,163,53,2,0,236,342,126,6, 0,562,738,280,21,0,1302,1662,634,60,0,3172,3838, 1423,165,1,0,7746,9041,3308,412,7,0,19347,21812, 7676,1044,26] |