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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 9 |
| 3 | 81 |
| 4 | 8 |
| 5 | 72 |
| 6 | 7 |
| 7 | 63 |
| 8 | 6 |
| 9 | 54 |
| 10 | 5 |
| 11 | 45 |
| 12 | 41 |
| 13 | 4 |
| 14 | 36 |
| 15 | 33 |
| 16 | 3 |
| 17 | 27 |
| 18 | 25 |
| 19 | 23 |
| 20 | 21 |
| 21 | 2 |
| 22 | 18 |
| 23 | 17 |
| 24 | 16 |
| 25 | 15 |
| 26 | 14 |
| 27 | 13 |
| 28 | 12 |
| 29 | 11 |
| 30 | 10 |
| 31 | 90 |
| 32 | 82 |
| 33 | 74 |
| 34 | 67 |
| 35 | 61 |
| 36 | 55 |
| 37 | 50 |
| 38 | 46 |
| 39 | 42 |
| 40 | 38 |
| 41 | 35 |
| 42 | 32 |
| 43 | 29 |
| 44 | 28 |
| 45 | 26 |
| 46 | 24 |
| 47 | 22 |
| 48 | 20 |
| 49 | 19 |
| 50 | 171 |
| 51 | 154 |
| 52 | 139 |
| 53 | 126 |
| 54 | 114 |
| 55 | 103 |
| 56 | 93 |
| 57 | 84 |
| 58 | 76 |
| 59 | 69 |
| 60 | 64 |
| 61 | 58 |
| 62 | 53 |
| 63 | 48 |
| 64 | 44 |
| 65 | 40 |
| 66 | 37 |
[1,9,81,8,72,7,63,6,54,5,45,41,4,36,33,3,27,25,23, 21,2,18,17,16,15,14,13,12,11,10,90,82,74,67,61,55, 50,46,42,38,35,32,29,28,26,24,22,20,19,171,154, 139,126,114,103,93,84,76,69,64,58,53,48,44,40,37] |