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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | 92378 |
| 3 | 19319845 |
| 4 | 560198962 |
| 5 | 6507351113 |
| 6 | 44731364266 |
| 7 | 218878998733 |
| 8 | 844131474530 |
| 9 | 2730108129937 |
| 10 | 7711583225338 |
| 11 | 19564269083381 |
| 12 | 45486599105938 |
| 13 | 98378219490265 |
| 14 | 200201768681162 |
| 15 | 386776488742813 |
| 16 | 714420272913346 |
| 17 | 1268930908616993 |
| 18 | 2177477525153050 |
[0,1,92378,19319845,560198962,6507351113, 44731364266,218878998733,844131474530, 2730108129937,7711583225338,19564269083381, 45486599105938,98378219490265,200201768681162, 386776488742813,714420272913346,1268930908616993, 2177477525153050] |