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 | 2 |
| 2 | 26 |
| 3 | 490 |
| 4 | 10850 |
| 5 | 263010 |
| 6 | 6756570 |
| 7 | 180732778 |
| 8 | 4980586114 |
| 9 | 140426468098 |
| 10 | 4031581757786 |
| 11 | 117456808452906 |
| 12 | 3463846465750114 |
| 13 | 103200018840208098 |
| 14 | 3101624265076611482 |
| 15 | 93922235608046966058 |
| 16 | 2862850624269320061954 |
| 17 | 87768126789137804695298 |
| 18 | 2704569471624358219362714 |
[1,2,26,490,10850,263010,6756570,180732778, 4980586114,140426468098,4031581757786, 117456808452906,3463846465750114, 103200018840208098,3101624265076611482, 93922235608046966058,2862850624269320061954, 87768126789137804695298,2704569471624358219362714] |