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| n | a(n) |
|---|---|
| 1 | 13 |
| 2 | 37 |
| 3 | 151 |
| 4 | 1453 |
| 5 | 12697 |
| 6 | 106033 |
| 7 | 151687 |
| 8 | 362953 |
| 9 | 712891 |
| 10 | 1040503 |
| 11 | 5767381 |
| 12 | 7004353 |
| 13 | 7004353 |
| 14 | 13709041 |
| 15 | 18260617 |
| 16 | 31955503 |
| 17 | 46397161 |
| 18 | 59015191 |
| 19 | 98184703 |
| 20 | 102065653 |
| 21 | 127516537 |
| 22 | 208879507 |
| 23 | 286625461 |
| 24 | 441290203 |
| 25 | 866431387 |
| 26 | 916441453 |
| 27 | 1299786853 |
| 28 | 1574390317 |
| 29 | 1830772297 |
[13,37,151,1453,12697,106033,151687,362953,712891, 1040503,5767381,7004353,7004353,13709041,18260617, 31955503,46397161,59015191,98184703,102065653, 127516537,208879507,286625461,441290203,866431387, 916441453,1299786853,1574390317,1830772297] |