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| n | a(n) |
|---|---|
| 1 | 23 |
| 2 | 113 |
| 3 | 1327 |
| 4 | 31397 |
| 5 | 370261 |
| 6 | 2010733 |
| 7 | 20831323 |
| 8 | 25056082087 |
| 9 | 2614941710599 |
| 10 | 19581334192423 |
| 11 | 218209405436543 |
| 12 | 1693182318746371 |
[23,113,1327,31397,370261,2010733,20831323, 25056082087,2614941710599,19581334192423, 218209405436543,1693182318746371] |