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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 41 |
| 3 | 372 |
| 4 | 4787 |
| 5 | 63549 |
| 6 | 770738 |
| 7 | 10178170 |
| 8 | 128517885 |
| 9 | 1637625413 |
| 10 | 20917250887 |
| 11 | 266619964570 |
| 12 | 3401053754370 |
| 13 | 43373147253908 |
| 14 | 553150826689788 |
| 15 | 7054835170208209 |
| 16 | 89973649593891313 |
| 17 | 1147486402008654716 |
[1,41,372,4787,63549,770738,10178170,128517885, 1637625413,20917250887,266619964570,3401053754370, 43373147253908,553150826689788,7054835170208209, 89973649593891313,1147486402008654716] |