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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 19 |
| 3 | 734 |
| 4 | 16294 |
| 5 | 557407 |
| 6 | 81759221 |
| 7 | 1083213812 |
| 8 | 3737624804 |
| 9 | 1221606572113 |
| 10 | 4687376819963 |
| 11 | 543445163726882 |
| 12 | 314646975551939566 |
| 13 | 4747879086124761619 |
| 14 | 415213127253949396153 |
| 15 | 374983405094739446762072 |
| 16 | 11671625151617599366571432 |
| 17 | 11713911632041456348356827 |
[1,19,734,16294,557407,81759221,1083213812, 3737624804,1221606572113,4687376819963, 543445163726882,314646975551939566, 4747879086124761619,415213127253949396153, 374983405094739446762072, 11671625151617599366571432, 11713911632041456348356827] |