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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 9 |
| 2 | 8 |
| 3 | 7 |
| 4 | 6 |
| 5 | 5 |
| 6 | 4 |
| 7 | 3 |
| 8 | 2 |
| 9 | 1 |
| 10 | 90 |
| 11 | 81 |
| 12 | 72 |
| 13 | 63 |
| 14 | 54 |
| 15 | 45 |
| 16 | 36 |
| 17 | 27 |
| 18 | 18 |
| 19 | 9 |
| 20 | 80 |
| 21 | 72 |
| 22 | 64 |
| 23 | 56 |
| 24 | 48 |
| 25 | 40 |
| 26 | 32 |
| 27 | 24 |
| 28 | 16 |
| 29 | 8 |
| 30 | 70 |
| 31 | 63 |
| 32 | 56 |
| 33 | 49 |
| 34 | 42 |
| 35 | 35 |
| 36 | 28 |
| 37 | 21 |
| 38 | 14 |
| 39 | 7 |
| 40 | 60 |
| 41 | 54 |
| 42 | 48 |
| 43 | 42 |
| 44 | 36 |
| 45 | 30 |
| 46 | 24 |
| 47 | 18 |
| 48 | 12 |
| 49 | 6 |
| 50 | 50 |
| 51 | 45 |
| 52 | 40 |
| 53 | 35 |
| 54 | 30 |
| 55 | 25 |
| 56 | 20 |
| 57 | 15 |
| 58 | 10 |
| 59 | 5 |
| 60 | 40 |
| 61 | 36 |
| 62 | 32 |
| 63 | 28 |
| 64 | 24 |
| 65 | 20 |
| 66 | 16 |
| 67 | 12 |
| 68 | 8 |
[1,9,8,7,6,5,4,3,2,1,90,81,72,63,54,45,36,27,18,9, 80,72,64,56,48,40,32,24,16,8,70,63,56,49,42,35,28, 21,14,7,60,54,48,42,36,30,24,18,12,6,50,45,40,35, 30,25,20,15,10,5,40,36,32,28,24,20,16,12,8] |