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| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 5 |
| 3 | 13 |
| 4 | 37 |
| 5 | 53 |
| 6 | 173 |
| 7 | 277 |
| 8 | 317 |
| 9 | 557 |
| 10 | 613 |
| 11 | 733 |
| 12 | 797 |
| 13 | 1237 |
| 14 | 1493 |
| 15 | 1973 |
| 16 | 2293 |
| 17 | 3533 |
| 18 | 4253 |
| 19 | 4877 |
| 20 | 5717 |
| 21 | 9293 |
| 22 | 9973 |
| 23 | 12157 |
| 24 | 12413 |
| 25 | 14557 |
| 26 | 16573 |
| 27 | 17477 |
| 28 | 19037 |
| 29 | 20333 |
| 30 | 22013 |
| 31 | 23053 |
| 32 | 26317 |
| 33 | 26693 |
| 34 | 30197 |
| 35 | 32237 |
| 36 | 32653 |
| 37 | 33493 |
| 38 | 37853 |
| 39 | 40597 |
| 40 | 44893 |
| 41 | 50957 |
| 42 | 53597 |
| 43 | 54133 |
[2,5,13,37,53,173,277,317,557,613,733,797,1237, 1493,1973,2293,3533,4253,4877,5717,9293,9973, 12157,12413,14557,16573,17477,19037,20333,22013, 23053,26317,26693,30197,32237,32653,33493,37853, 40597,44893,50957,53597,54133] |