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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 7 |
| 2 | 8 |
| 3 | 15 |
| 4 | 218 |
| 5 | 233 |
| 6 | 451 |
| 7 | 3390 |
| 8 | 203851 |
| 9 | 1430347 |
| 10 | 1634198 |
| 11 | 3064545 |
| 12 | 44537828 |
| 13 | 47602373 |
| 14 | 92140201 |
| 15 | 692583780 |
| 16 | 41647167001 |
| 17 | 292222752787 |
| 18 | 333869919788 |
| 19 | 626092672575 |
| 20 | 9099167335838 |
| 21 | 9725260008413 |
| 22 | 18824427344251 |
| 23 | 141496251418170 |
| 24 | 8508599512434451 |
[1,7,8,15,218,233,451,3390,203851,1430347,1634198, 3064545,44537828,47602373,92140201,692583780, 41647167001,292222752787,333869919788, 626092672575,9099167335838,9725260008413, 18824427344251,141496251418170,8508599512434451] |