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| n | a(n) |
|---|---|
| 1 | 13 |
| 2 | 31 |
| 3 | 59 |
| 4 | 307 |
| 5 | 383 |
| 6 | 557 |
| 7 | 997 |
| 8 | 1409 |
| 9 | 1723 |
| 10 | 3541 |
| 11 | 5113 |
| 12 | 5407 |
| 13 | 6323 |
| 14 | 6977 |
| 15 | 8017 |
| 16 | 10303 |
| 17 | 19469 |
| 18 | 52673 |
| 19 | 94559 |
| 20 | 109897 |
| 21 | 151717 |
| 22 | 158009 |
| 23 | 187927 |
| 24 | 193163 |
| 25 | 249503 |
| 26 | 274069 |
| 27 | 326617 |
| 28 | 361807 |
| 29 | 383791 |
| 30 | 419261 |
| 31 | 427067 |
| 32 | 546863 |
| 33 | 573809 |
| 34 | 592133 |
| 35 | 636017 |
| 36 | 684757 |
| 37 | 735307 |
| 38 | 738743 |
[13,31,59,307,383,557,997,1409,1723,3541,5113, 5407,6323,6977,8017,10303,19469,52673,94559, 109897,151717,158009,187927,193163,249503,274069, 326617,361807,383791,419261,427067,546863,573809, 592133,636017,684757,735307,738743] |