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| n | a(n) |
|---|---|
| 0 | 10 |
| 1 | 7 |
| 2 | 10 |
| 3 | 25 |
| 4 | 94 |
| 5 | 463 |
| 6 | 2770 |
| 7 | 19381 |
| 8 | 155038 |
| 9 | 1395331 |
| 10 | 13953298 |
| 11 | 153486265 |
| 12 | 1841835166 |
| 13 | 23943857143 |
| 14 | 335213999986 |
| 15 | 5028209999773 |
| 16 | 80451359996350 |
| 17 | 1367673119937931 |
| 18 | 24618116158882738 |
| 19 | 467744207018772001 |
| 20 | 9354884140375439998 |
| 21 | 196452566947884239935 |
| 22 | 4321956472853453278546 |
[10,7,10,25,94,463,2770,19381,155038,1395331, 13953298,153486265,1841835166,23943857143, 335213999986,5028209999773,80451359996350, 1367673119937931,24618116158882738, 467744207018772001,9354884140375439998, 196452566947884239935,4321956472853453278546] |