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 | 0 |
| 1 | 0 |
| 2 | 2 |
| 3 | 42258 |
| 4 | 217727724 |
| 5 | 120716639420 |
| 6 | 15509657482350 |
| 7 | 784759781145102 |
| 8 | 21017383336908728 |
| 9 | 355260899699333784 |
| 10 | 4240584584018848890 |
| 11 | 38562180170120230250 |
| 12 | 281853103175962977252 |
| 13 | 1722023964356731913748 |
| 14 | 9058240485370625897894 |
| 15 | 41970560739174197375910 |
[0,0,2,42258,217727724,120716639420, 15509657482350,784759781145102,21017383336908728, 355260899699333784,4240584584018848890, 38562180170120230250,281853103175962977252, 1722023964356731913748,9058240485370625897894, 41970560739174197375910] |