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| n | a(n) |
|---|---|
| 1 | 22 |
| 2 | 145 |
| 3 | 862 |
| 4 | 5041 |
| 5 | 29398 |
| 6 | 171361 |
| 7 | 998782 |
| 8 | 5821345 |
| 9 | 33929302 |
| 10 | 197754481 |
| 11 | 1152597598 |
| 12 | 6717831121 |
| 13 | 39154389142 |
| 14 | 228208503745 |
| 15 | 1330096633342 |
| 16 | 7752371296321 |
| 17 | 45184131144598 |
| 18 | 263352415571281 |
| 19 | 1534930362283102 |
| 20 | 8946229758127345 |
| 21 | 52142448186480982 |
[22,145,862,5041,29398,171361,998782,5821345, 33929302,197754481,1152597598,6717831121, 39154389142,228208503745,1330096633342, 7752371296321,45184131144598,263352415571281, 1534930362283102,8946229758127345, 52142448186480982] |