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| n | a(n) |
|---|---|
| 1 | 1973 |
| 2 | 3719 |
| 3 | 3917 |
| 4 | 7193 |
| 5 | 9137 |
| 6 | 9173 |
| 7 | 9371 |
| 8 | 13397 |
| 9 | 13799 |
| 10 | 13997 |
| 11 | 17393 |
| 12 | 17939 |
| 13 | 19373 |
| 14 | 19379 |
| 15 | 19739 |
| 16 | 19793 |
| 17 | 19937 |
| 18 | 19973 |
| 19 | 31379 |
| 20 | 31397 |
| 21 | 31793 |
| 22 | 31799 |
| 23 | 31973 |
| 24 | 33179 |
| 25 | 33791 |
| 26 | 37139 |
| 27 | 37199 |
| 28 | 37991 |
| 29 | 39317 |
| 30 | 39371 |
| 31 | 39719 |
| 32 | 39791 |
| 33 | 39971 |
| 34 | 71339 |
| 35 | 71399 |
[1973,3719,3917,7193,9137,9173,9371,13397,13799, 13997,17393,17939,19373,19379,19739,19793,19937, 19973,31379,31397,31793,31799,31973,33179,33791, 37139,37199,37991,39317,39371,39719,39791,39971, 71339,71399] |