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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 3 |
| 3 | 2 |
| 4 | 6 |
| 5 | 4 |
| 6 | 5 |
| 7 | 11 |
| 8 | 7 |
| 9 | 8 |
| 10 | 9 |
| 11 | 19 |
| 12 | 12 |
| 13 | 13 |
| 14 | 14 |
| 15 | 10 |
| 16 | 32 |
| 17 | 20 |
| 18 | 21 |
| 19 | 22 |
| 20 | 15 |
| 21 | 16 |
| 22 | 53 |
| 23 | 33 |
| 24 | 34 |
| 25 | 35 |
| 26 | 23 |
| 27 | 24 |
| 28 | 17 |
| 29 | 87 |
| 30 | 54 |
| 31 | 55 |
| 32 | 56 |
| 33 | 36 |
| 34 | 37 |
| 35 | 25 |
| 36 | 18 |
| 37 | 142 |
| 38 | 88 |
| 39 | 89 |
| 40 | 90 |
| 41 | 57 |
| 42 | 58 |
| 43 | 38 |
| 44 | 26 |
| 45 | 27 |
| 46 | 231 |
| 47 | 143 |
| 48 | 144 |
| 49 | 145 |
| 50 | 91 |
| 51 | 92 |
| 52 | 59 |
| 53 | 39 |
| 54 | 40 |
| 55 | 28 |
| 56 | 375 |
| 57 | 232 |
| 58 | 233 |
| 59 | 234 |
| 60 | 146 |
| 61 | 147 |
| 62 | 93 |
| 63 | 60 |
| 64 | 61 |
| 65 | 41 |
| 66 | 29 |
[1,3,2,6,4,5,11,7,8,9,19,12,13,14,10,32,20,21,22, 15,16,53,33,34,35,23,24,17,87,54,55,56,36,37,25, 18,142,88,89,90,57,58,38,26,27,231,143,144,145,91, 92,59,39,40,28,375,232,233,234,146,147,93,60,61, 41,29] |