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| n | a(n) |
|---|---|
| 1 | 42 |
| 2 | 1764 |
| 3 | 30114 |
| 4 | 514089 |
| 5 | 10751415 |
| 6 | 224850025 |
| 7 | 4412968520 |
| 8 | 86610135616 |
| 9 | 1738407943480 |
| 10 | 34892708070025 |
| 11 | 694522498347405 |
| 12 | 13824134823318561 |
| 13 | 276034376753148762 |
| 14 | 5511735679904794404 |
| 15 | 109923500301084440190 |
[42,1764,30114,514089,10751415,224850025, 4412968520,86610135616,1738407943480, 34892708070025,694522498347405,13824134823318561, 276034376753148762,5511735679904794404, 109923500301084440190] |