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| n | a(n) |
|---|---|
| 1 | 10 |
| 2 | 19 |
| 3 | 181 |
| 4 | 34381 |
| 5 | 1182362581 |
| 6 | 1397981283590244781 |
| 7 | 1954351669268628414383088499809940981 |
| 8 | 3819490447173074341052986454970501004004783894423555148483555928992711181 |
[10,19,181,34381,1182362581,1397981283590244781, 1954351669268628414383088499809940981, 38194904471730743410529864549705010040047838944235\ 55148483555928992711181] |