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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 30 |
| 2 | 583 |
| 3 | 9348 |
| 4 | 134689 |
| 5 | 1815498 |
| 6 | 23402251 |
| 7 | 292300176 |
| 8 | 3567408757 |
| 9 | 42782700246 |
| 10 | 506142615199 |
| 11 | 5923623309084 |
| 12 | 68724754852105 |
| 13 | 791647407688674 |
| 14 | 9065029251275827 |
| 15 | 103285339786658472 |
| 16 | 1171844560056255133 |
[1,30,583,9348,134689,1815498,23402251,292300176, 3567408757,42782700246,506142615199,5923623309084, 68724754852105,791647407688674,9065029251275827, 103285339786658472,1171844560056255133] |