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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 10 |
| 3 | 96 |
| 4 | 918 |
| 5 | 8778 |
| 6 | 83970 |
| 7 | 803652 |
| 8 | 7695702 |
| 9 | 73736351 |
| 10 | 706940003 |
| 11 | 6782083197 |
| 12 | 65107856455 |
| 13 | 625462980243 |
| 14 | 6012764576492 |
| 15 | 57843691102715 |
| 16 | 556865542063090 |
| 17 | 5364870125881211 |
| 18 | 51722954280818076 |
| 19 | 499024949301954326 |
| 20 | 4818086348226292202 |
| 21 | 46551954003050282966 |
[1,10,96,918,8778,83970,803652,7695702,73736351, 706940003,6782083197,65107856455,625462980243, 6012764576492,57843691102715,556865542063090, 5364870125881211,51722954280818076, 499024949301954326,4818086348226292202, 46551954003050282966] |