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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 10 |
| 2 | 110 |
| 3 | 1310 |
| 4 | 16710 |
| 5 | 226510 |
| 6 | 3243110 |
| 7 | 48807310 |
| 8 | 768988710 |
| 9 | 12641850510 |
| 10 | 216229931110 |
| 11 | 3838516103310 |
| 12 | 70569453740710 |
| 13 | 1341065189434510 |
| 14 | 26298323383739110 |
| 15 | 531365183231239310 |
| 16 | 11047184452086972710 |
| 17 | 236029124143560378510 |
| 18 | 5176602413033115467110 |
[1,10,110,1310,16710,226510,3243110,48807310, 768988710,12641850510,216229931110,3838516103310, 70569453740710,1341065189434510,26298323383739110, 531365183231239310,11047184452086972710, 236029124143560378510,5176602413033115467110] |