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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 6 |
| 4 | 7 |
| 5 | 11 |
| 6 | 12 |
| 7 | 31 |
| 8 | 32 |
| 9 | 36 |
| 10 | 37 |
| 11 | 56 |
| 12 | 57 |
| 13 | 61 |
| 14 | 62 |
| 15 | 156 |
| 16 | 157 |
| 17 | 161 |
| 18 | 162 |
| 19 | 181 |
| 20 | 182 |
| 21 | 186 |
| 22 | 187 |
| 23 | 281 |
| 24 | 282 |
| 25 | 286 |
| 26 | 287 |
| 27 | 306 |
| 28 | 307 |
| 29 | 311 |
| 30 | 312 |
| 31 | 781 |
| 32 | 782 |
| 33 | 786 |
| 34 | 787 |
| 35 | 806 |
| 36 | 807 |
| 37 | 811 |
| 38 | 812 |
| 39 | 906 |
| 40 | 907 |
| 41 | 911 |
| 42 | 912 |
| 43 | 931 |
| 44 | 932 |
| 45 | 936 |
| 46 | 937 |
| 47 | 1406 |
| 48 | 1407 |
| 49 | 1411 |
| 50 | 1412 |
[1,2,6,7,11,12,31,32,36,37,56,57,61,62,156,157, 161,162,181,182,186,187,281,282,286,287,306,307, 311,312,781,782,786,787,806,807,811,812,906,907, 911,912,931,932,936,937,1406,1407,1411,1412] |