The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 0 | 13 |
| 1 | 14 |
| 2 | 41 |
| 3 | 55 |
| 4 | 1471 |
| 5 | 1526 |
| 6 | 4523 |
| 7 | 6049 |
| 8 | 161797 |
| 9 | 167846 |
| 10 | 497489 |
| 11 | 665335 |
| 12 | 17796199 |
| 13 | 18461534 |
| 14 | 54719267 |
| 15 | 73180801 |
| 16 | 1957420093 |
| 17 | 2030600894 |
| 18 | 6018621881 |
| 19 | 8049222775 |
| 20 | 215298414031 |
| 21 | 223347636806 |
| 22 | 661993687643 |
| 23 | 885341324449 |
| 24 | 23680868123317 |
| 25 | 24566209447766 |
[13,14,41,55,1471,1526,4523,6049,161797,167846, 497489,665335,17796199,18461534,54719267,73180801, 1957420093,2030600894,6018621881,8049222775, 215298414031,223347636806,661993687643, 885341324449,23680868123317,24566209447766] |