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| n | a(n) |
|---|---|
| 0 | 30 |
| 1 | 31 |
| 2 | 61 |
| 3 | 519 |
| 4 | 2137 |
| 5 | 2656 |
| 6 | 4793 |
| 7 | 12242 |
| 8 | 17035 |
| 9 | 29277 |
| 10 | 46312 |
| 11 | 677645 |
| 12 | 723957 |
| 13 | 1401602 |
| 14 | 2125559 |
| 15 | 5652720 |
| 16 | 7778279 |
| 17 | 13430999 |
| 18 | 61502275 |
| 19 | 505449199 |
| 20 | 566951474 |
| 21 | 1072400673 |
| 22 | 64910991854 |
| 23 | 65983392527 |
[30,31,61,519,2137,2656,4793,12242,17035,29277, 46312,677645,723957,1401602,2125559,5652720, 7778279,13430999,61502275,505449199,566951474, 1072400673,64910991854,65983392527] |