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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 9 |
| 3 | 9 |
| 4 | 3 |
| 5 | 9 |
| 6 | 9 |
| 7 | 3 |
| 8 | 9 |
| 9 | 9 |
| 10 | 1 |
| 11 | 99 |
| 12 | 9 |
| 13 | 9 |
| 14 | 9 |
| 15 | 9 |
| 16 | 9 |
| 17 | 9 |
| 18 | 9 |
| 19 | 6 |
| 20 | 9 |
| 21 | 54 |
| 22 | 6 |
| 23 | 9 |
| 24 | 9 |
| 25 | 6 |
| 26 | 9 |
| 27 | 9 |
| 28 | 4 |
| 29 | 9 |
| 30 | 9 |
| 31 | 33 |
| 32 | 36 |
| 33 | 99 |
| 34 | 3 |
| 35 | 9 |
| 36 | 9 |
| 37 | 3 |
| 38 | 9 |
| 39 | 9 |
| 40 | 3 |
| 41 | 27 |
| 42 | 27 |
| 43 | 24 |
| 44 | 99 |
| 45 | 9 |
| 46 | 5 |
| 47 | 9 |
| 48 | 9 |
| 49 | 9 |
| 50 | 9 |
| 51 | 63 |
| 52 | 6 |
| 53 | 27 |
| 54 | 45 |
| 55 | 2 |
| 56 | 9 |
| 57 | 9 |
| 58 | 9 |
| 59 | 9 |
| 60 | 9 |
| 61 | 33 |
| 62 | 18 |
| 63 | 18 |
| 64 | 5 |
| 65 | 18 |
| 66 | 99 |
| 67 | 3 |
| 68 | 9 |
| 69 | 9 |
| 70 | 3 |
| 71 | 72 |
| 72 | 45 |
| 73 | 7 |
| 74 | 18 |
| 75 | 18 |
| 76 | 15 |
| 77 | 99 |
| 78 | 9 |
| 79 | 9 |
| 80 | 9 |
| 81 | 63 |
| 82 | 5 |
| 83 | 27 |
| 84 | 18 |
| 85 | 6 |
| 86 | 27 |
| 87 | 36 |
| 88 | 15 |
| 89 | 9 |
| 90 | 9 |
| 91 | 11 |
[1,9,9,3,9,9,3,9,9,1,99,9,9,9,9,9,9,9,6,9,54,6,9, 9,6,9,9,4,9,9,33,36,99,3,9,9,3,9,9,3,27,27,24,99, 9,5,9,9,9,9,63,6,27,45,2,9,9,9,9,9,33,18,18,5,18, 99,3,9,9,3,72,45,7,18,18,15,99,9,9,9,63,5,27,18,6, 27,36,15,9,9,11] |