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 | 2 |
| 2 | 9 |
| 3 | 22 |
| 4 | 125 |
| 5 | 137 |
| 6 | 1029 |
| 7 | 2178 |
| 8 | 6849 |
| 9 | 7129 |
| 10 | 81191 |
| 11 | 83711 |
| 12 | 1118273 |
| 13 | 1145993 |
| 14 | 1171733 |
| 15 | 2391514 |
| 16 | 41421503 |
| 17 | 42142223 |
| 18 | 813635157 |
| 19 | 825887397 |
| 20 | 837527025 |
| 21 | 848612385 |
| 22 | 19761458895 |
| 23 | 19994251455 |
| 24 | 101086721625 |
| 25 | 102157567401 |
| 26 | 309561680403 |
| 27 | 312536252003 |
| 28 | 9146733078187 |
[2,9,22,125,137,1029,2178,6849,7129,81191,83711, 1118273,1145993,1171733,2391514,41421503,42142223, 813635157,825887397,837527025,848612385, 19761458895,19994251455,101086721625,102157567401, 309561680403,312536252003,9146733078187] |