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| n | a(n) |
|---|---|
| 1 | 706 |
| 2 | 31541 |
| 3 | 1405874 |
| 4 | 62693809 |
| 5 | 2795479074 |
| 6 | 124651925557 |
| 7 | 5558261214722 |
| 8 | 247844696877249 |
| 9 | 11051471811217570 |
| 10 | 492788608567408661 |
| 11 | 21973598568887362194 |
| 12 | 979809658227406787937 |
| 13 | 43690020145898739943394 |
[706,31541,1405874,62693809,2795479074, 124651925557,5558261214722,247844696877249, 11051471811217570,492788608567408661, 21973598568887362194,979809658227406787937, 43690020145898739943394] |