The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 10 |
| 2 | 370 |
| 3 | 22570 |
| 4 | 1924270 |
| 5 | 210821290 |
| 6 | 28223418010 |
| 7 | 4464779024650 |
| 8 | 814901395935550 |
| 9 | 168556843188104050 |
| 10 | 38965275697707264970 |
| 11 | 9955529477371346769010 |
| 12 | 2785811940289987110605590 |
| 13 | 847316256984037311888049090 |
| 14 | 278329013908504193489288029090 |
| 15 | 98197864581209379156337136722690 |
| 16 | 37034491818759647215732974465421990 |
| 17 | 14868275488492647637389364332301206490 |
[1,10,370,22570,1924270,210821290,28223418010, 4464779024650,814901395935550,168556843188104050, 38965275697707264970,9955529477371346769010, 2785811940289987110605590, 847316256984037311888049090, 278329013908504193489288029090, 98197864581209379156337136722690, 37034491818759647215732974465421990, 14868275488492647637389364332301206490] |