The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 10 | 50521 |
| 11 | 1160026 |
| 12 | 25260211 |
| 13 | 473324450 |
| 14 | 8650769675 |
| 15 | 154898419006 |
| 16 | 2781436057021 |
| 17 | 50412205403030 |
| 18 | 928559550102410 |
| 19 | 17440458896525180 |
| 20 | 334876925319944690 |
| 21 | 6583281405926363500 |
| 22 | 132633340608724861210 |
| 23 | 2740015852551381054980 |
| 24 | 58057801350608276240150 |
[50521,1160026,25260211,473324450,8650769675, 154898419006,2781436057021,50412205403030, 928559550102410,17440458896525180, 334876925319944690,6583281405926363500, 132633340608724861210,2740015852551381054980, 58057801350608276240150] |