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| n | a(n) |
|---|---|
| 1 | 7 |
| 2 | 102 |
| 3 | 11538 |
| 4 | 5336844 |
| 5 | 22029652542 |
| 6 | 372027916726176 |
| 7 | 55925027353114184220 |
| 8 | 34340768547284823444042060 |
| 9 | 187665945665214485110913868661962 |
| 10 | 4188970054368199574776535077321295822220 |
[7,102,11538,5336844,22029652542,372027916726176, 55925027353114184220,34340768547284823444042060, 187665945665214485110913868661962, 4188970054368199574776535077321295822220] |