The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 19 |
| 2 | 254 |
| 3 | 3014 |
| 4 | 34155 |
| 5 | 380073 |
| 6 | 4199368 |
| 7 | 46270588 |
| 8 | 509296469 |
| 9 | 5603570687 |
| 10 | 61644604242 |
| 11 | 678112219122 |
| 12 | 7459321497343 |
| 13 | 82052887210261 |
| 14 | 902583169445276 |
| 15 | 9928420525951016 |
| 16 | 109212648498243177 |
| 17 | 1201339224525513195 |
[1,19,254,3014,34155,380073,4199368,46270588, 509296469,5603570687,61644604242,678112219122, 7459321497343,82052887210261,902583169445276, 9928420525951016,109212648498243177, 1201339224525513195] |