The OEIS is supported by the many generous donors to the OEIS Foundation.
Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 3 |
| 2 | 27 |
| 3 | 408 |
| 4 | 8814 |
| 5 | 249702 |
| 6 | 8789946 |
| 7 | 370639896 |
| 8 | 18233312640 |
| 9 | 1025931258264 |
| 10 | 65016004033944 |
| 11 | 4583861319427200 |
| 12 | 355955157532869552 |
| 13 | 30192068409536580336 |
| 14 | 2777615578746538933392 |
| 15 | 275502517287785484635520 |
| 16 | 29308962522270448504338048 |
| 17 | 3329136621436554585165282048 |
[1,3,27,408,8814,249702,8789946,370639896, 18233312640,1025931258264,65016004033944, 4583861319427200,355955157532869552, 30192068409536580336,2777615578746538933392, 275502517287785484635520, 29308962522270448504338048, 3329136621436554585165282048] |