The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 0 | 3 |
| 1 | 113 |
| 2 | 333 |
| 3 | 92633 |
| 4 | 103283 |
| 5 | 208341 |
| 6 | 4272943 |
| 7 | 69305155 |
| 8 | 245850922 |
| 9 | 3618458675 |
| 10 | 21053343141 |
| 11 | 21053343141 |
| 12 | 3587785776203 |
| 13 | 8958937768937 |
| 14 | 288469374822515 |
| 15 | 428224593349304 |
| 16 | 6134899525417045 |
| 17 | 66627445592888887 |
| 18 | 2646693125139304345 |
| 19 | 2646693125139304345 |
[3,113,333,92633,103283,208341,4272943,69305155, 245850922,3618458675,21053343141,21053343141, 3587785776203,8958937768937,288469374822515, 428224593349304,6134899525417045, 66627445592888887,2646693125139304345, 2646693125139304345] |