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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 1 |
| 3 | 2 |
| 4 | 3 |
| 5 | 4 |
| 6 | 5 |
| 7 | 6 |
| 8 | 7 |
| 9 | 8 |
| 10 | 9 |
| 11 | 10 |
| 12 | 11 |
| 13 | 12 |
| 14 | 13 |
| 15 | 14 |
| 16 | 15 |
| 17 | 30 |
| 18 | 31 |
| 19 | 45 |
| 20 | 46 |
| 21 | 47 |
| 22 | 60 |
| 23 | 61 |
| 24 | 62 |
| 25 | 63 |
| 26 | 75 |
| 27 | 76 |
| 28 | 77 |
| 29 | 78 |
| 30 | 79 |
| 31 | 90 |
| 32 | 91 |
| 33 | 92 |
| 34 | 93 |
| 35 | 94 |
| 36 | 95 |
| 37 | 105 |
| 38 | 106 |
| 39 | 107 |
| 40 | 108 |
| 41 | 109 |
| 42 | 110 |
| 43 | 111 |
| 44 | 120 |
| 45 | 121 |
| 46 | 122 |
| 47 | 123 |
| 48 | 124 |
| 49 | 125 |
| 50 | 126 |
| 51 | 127 |
| 52 | 135 |
| 53 | 136 |
| 54 | 137 |
| 55 | 138 |
| 56 | 139 |
| 57 | 140 |
| 58 | 141 |
| 59 | 142 |
| 60 | 143 |
| 61 | 150 |
[0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,30,31,45, 46,47,60,61,62,63,75,76,77,78,79,90,91,92,93,94, 95,105,106,107,108,109,110,111,120,121,122,123, 124,125,126,127,135,136,137,138,139,140,141,142, 143,150] |