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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 5 |
| 2 | 6 |
| 3 | 17 |
| 4 | 23 |
| 5 | 132 |
| 6 | 5303 |
| 7 | 26647 |
| 8 | 31950 |
| 9 | 90547 |
| 10 | 122497 |
| 11 | 703032 |
| 12 | 28243777 |
| 13 | 141921917 |
| 14 | 170165694 |
| 15 | 482253305 |
| 16 | 652418999 |
| 17 | 3744348300 |
| 18 | 150426350999 |
| 19 | 755876103295 |
| 20 | 906302454294 |
| 21 | 2568481011883 |
| 22 | 3474783466177 |
| 23 | 19942398342768 |
| 24 | 801170717176897 |
| 25 | 4025795984227253 |
[1,5,6,17,23,132,5303,26647,31950,90547,122497, 703032,28243777,141921917,170165694,482253305, 652418999,3744348300,150426350999,755876103295, 906302454294,2568481011883,3474783466177, 19942398342768,801170717176897,4025795984227253] |