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 | 5 |
| 2 | 37 |
| 3 | 349 |
| 4 | 3969 |
| 5 | 52641 |
| 6 | 796069 |
| 7 | 13502693 |
| 8 | 253667297 |
| 9 | 5225690017 |
| 10 | 117090480021 |
| 11 | 2834363683317 |
| 12 | 73697918467105 |
| 13 | 2048252470006913 |
| 14 | 60587779740857573 |
| 15 | 1900347489736371301 |
| 16 | 62992469337321611073 |
| 17 | 2200238756416513719489 |
| 18 | 80765631192992760237205 |
[1,5,37,349,3969,52641,796069,13502693,253667297, 5225690017,117090480021,2834363683317, 73697918467105,2048252470006913,60587779740857573, 1900347489736371301,62992469337321611073, 2200238756416513719489,80765631192992760237205] |