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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 5 |
| 3 | 10 |
| 4 | 50 |
| 5 | 100 |
| 6 | 500 |
| 7 | 1000 |
| 8 | 2 |
| 9 | 4 |
| 10 | 6 |
| 11 | 9 |
| 12 | 11 |
| 13 | 15 |
| 14 | 20 |
| 15 | 40 |
| 16 | 51 |
| 17 | 55 |
| 18 | 60 |
| 19 | 90 |
| 20 | 101 |
| 21 | 105 |
| 22 | 110 |
| 23 | 150 |
| 24 | 200 |
| 25 | 400 |
| 26 | 501 |
| 27 | 505 |
| 28 | 510 |
| 29 | 550 |
| 30 | 600 |
| 31 | 900 |
| 32 | 1001 |
| 33 | 1005 |
| 34 | 1010 |
| 35 | 1050 |
| 36 | 1100 |
| 37 | 1500 |
| 38 | 2000 |
| 39 | 3 |
| 40 | 7 |
| 41 | 12 |
| 42 | 14 |
| 43 | 16 |
| 44 | 19 |
| 45 | 21 |
| 46 | 25 |
| 47 | 30 |
| 48 | 41 |
| 49 | 45 |
| 50 | 52 |
| 51 | 54 |
| 52 | 56 |
| 53 | 59 |
| 54 | 61 |
| 55 | 65 |
| 56 | 70 |
| 57 | 91 |
| 58 | 95 |
| 59 | 102 |
| 60 | 104 |
| 61 | 106 |
| 62 | 109 |
| 63 | 111 |
| 64 | 115 |
| 65 | 120 |
| 66 | 140 |
| 67 | 151 |
[1,5,10,50,100,500,1000,2,4,6,9,11,15,20,40,51,55, 60,90,101,105,110,150,200,400,501,505,510,550,600, 900,1001,1005,1010,1050,1100,1500,2000,3,7,12,14, 16,19,21,25,30,41,45,52,54,56,59,61,65,70,91,95, 102,104,106,109,111,115,120,140,151] |