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| n | a(n) |
|---|---|
| 0 | -1 |
| 1 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 4 |
| 5 | 5 |
| 6 | 6 |
| 7 | 7 |
| 8 | 8 |
| 9 | 9 |
| 10 | 9 |
| 11 | 11 |
| 12 | 9 |
| 13 | 9 |
| 14 | 9 |
| 15 | 9 |
| 16 | 9 |
| 17 | 9 |
| 18 | 9 |
| 19 | 9 |
| 20 | 9 |
| 21 | 9 |
| 22 | 22 |
| 23 | 9 |
| 24 | 9 |
| 25 | 9 |
| 26 | 9 |
| 27 | 9 |
| 28 | 9 |
| 29 | 9 |
| 30 | 9 |
| 31 | 9 |
| 32 | 9 |
| 33 | 33 |
| 34 | 9 |
| 35 | 9 |
| 36 | 9 |
| 37 | 9 |
| 38 | 9 |
| 39 | 9 |
| 40 | 9 |
| 41 | 9 |
| 42 | 9 |
| 43 | 9 |
| 44 | 44 |
| 45 | 9 |
| 46 | 9 |
| 47 | 9 |
| 48 | 9 |
| 49 | 9 |
| 50 | 9 |
| 51 | 9 |
| 52 | 9 |
| 53 | 9 |
| 54 | 9 |
| 55 | 55 |
| 56 | 9 |
| 57 | 9 |
| 58 | 9 |
| 59 | 9 |
| 60 | 9 |
| 61 | 9 |
| 62 | 9 |
| 63 | 9 |
| 64 | 9 |
| 65 | 9 |
| 66 | 66 |
| 67 | 9 |
| 68 | 9 |
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| 70 | 9 |
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| 74 | 9 |
| 75 | 9 |
| 76 | 9 |
| 77 | 77 |
| 78 | 9 |
| 79 | 9 |
| 80 | 9 |
| 81 | 9 |
| 82 | 9 |
| 83 | 9 |
| 84 | 9 |
| 85 | 9 |
| 86 | 9 |
| 87 | 9 |
| 88 | 88 |
| 89 | 9 |
| 90 | 9 |
| 91 | 9 |
| 92 | 9 |
| 93 | 9 |
| 94 | 9 |
| 95 | 9 |
| 96 | 9 |
| 97 | 9 |
| 98 | 9 |
| 99 | 99 |
| 100 | 99 |
| 101 | 101 |
| 102 | 99 |
[-1,1,2,3,4,5,6,7,8,9,9,11,9,9,9,9,9,9,9,9,9,9,22, 9,9,9,9,9,9,9,9,9,9,33,9,9,9,9,9,9,9,9,9,9,44,9,9, 9,9,9,9,9,9,9,9,55,9,9,9,9,9,9,9,9,9,9,66,9,9,9,9, 9,9,9,9,9,9,77,9,9,9,9,9,9,9,9,9,9,88,9,9,9,9,9,9, 9,9,9,9,99,99,101,99] |