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| n | a(n) |
|---|---|
| 3 | 11 |
| 4 | 78 |
| 5 | 698 |
| 6 | 12280 |
| 7 | 179685 |
| 8 | 5518135 |
| 9 | 1037845296 |
| 10 | 1037845296 |
| 11 | 46935813565 |
| 12 | 2860727439460 |
| 13 | 285947759601954 |
| 14 | 1018897102759406 |
| 15 | 672654273047783383 |
[11,78,698,12280,179685,5518135,1037845296, 1037845296,46935813565,2860727439460, 285947759601954,1018897102759406, 672654273047783383] |