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) |
|---|---|
| 1 | 125 |
| 2 | 250 |
| 3 | 610 |
| 4 | 1334 |
| 5 | 3343 |
| 6 | 7516 |
| 7 | 19069 |
| 8 | 42696 |
| 9 | 108592 |
| 10 | 244492 |
| 11 | 620922 |
| 12 | 1394188 |
| 13 | 3543940 |
| 14 | 7964144 |
| 15 | 20236020 |
| 16 | 45470332 |
| 17 | 115549194 |
| 18 | 259609220 |
| 19 | 659718394 |
| 20 | 1482402604 |
| 21 | 3766971094 |
| 22 | 8463829616 |
| 23 | 21508165126 |
| 24 | 48327274404 |
| 25 | 122806995718 |
[125,250,610,1334,3343,7516,19069,42696,108592, 244492,620922,1394188,3543940,7964144,20236020, 45470332,115549194,259609220,659718394,1482402604, 3766971094,8463829616,21508165126,48327274404, 122806995718] |