The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 9 |
| 2 | 71 |
| 3 | 50 |
| 4 | 514 |
| 5 | 1032 |
| 6 | 285 |
| 7 | 3838 |
| 8 | 20896 |
| 9 | 15125 |
| 10 | 1617 |
| 11 | 28486 |
| 12 | 424404 |
| 13 | 844061 |
| 14 | 221445 |
| 15 | 9188 |
| 16 | 212060 |
| 17 | 8704406 |
| 18 | 46978621 |
| 19 | 34099824 |
| 20 | 3245016 |
| 21 | 52193 |
| 22 | 1578180 |
| 23 | 178277756 |
| 24 | 2655479347 |
| 25 | 5203044823 |
| 26 | 1378646988 |
| 27 | 47557773 |
| 28 | 296511 |
| 29 | 11748804 |
| 30 | 3654045516 |
[9,71,50,514,1032,285,3838,20896,15125,1617,28486, 424404,844061,221445,9188,212060,8704406,46978621, 34099824,3245016,52193,1578180,178277756, 2655479347,5203044823,1378646988,47557773,296511, 11748804,3654045516] |