The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 190 |
| 2 | 191 |
| 3 | 19900 |
| 4 | 19901 |
| 5 | 90415 |
| 6 | 585910 |
| 7 | 1201545 |
| 8 | 1414910 |
| 9 | 1501726 |
| 10 | 1909415 |
| 11 | 1999000 |
| 12 | 1999001 |
| 13 | 2442196 |
| 14 | 7003676 |
| 15 | 7693846 |
| 16 | 14745226 |
| 17 | 28296970 |
| 18 | 30307171 |
| 19 | 42009156 |
| 20 | 47748526 |
| 21 | 61549231 |
| 22 | 63249300 |
| 23 | 78049756 |
| 24 | 82749850 |
| 25 | 84559880 |
| 26 | 115449880 |
| 27 | 117259850 |
| 28 | 121959756 |
[190,191,19900,19901,90415,585910,1201545,1414910, 1501726,1909415,1999000,1999001,2442196,7003676, 7693846,14745226,28296970,30307171,42009156, 47748526,61549231,63249300,78049756,82749850, 84559880,115449880,117259850,121959756] |