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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 2 |
| 3 | 41 |
| 4 | 43 |
| 5 | 84 |
| 6 | 5251 |
| 7 | 5335 |
| 8 | 10586 |
| 9 | 217055 |
| 10 | 227641 |
| 11 | 444696 |
| 12 | 27798793 |
| 13 | 28243489 |
| 14 | 56042282 |
| 15 | 1149089129 |
| 16 | 1205131411 |
| 17 | 2354220540 |
| 18 | 147166804891 |
| 19 | 149521025431 |
| 20 | 296687830322 |
| 21 | 6083277631871 |
| 22 | 6379965462193 |
| 23 | 12463243094064 |
| 24 | 779101037294161 |
| 25 | 791564280388225 |
[1,1,2,41,43,84,5251,5335,10586,217055,227641, 444696,27798793,28243489,56042282,1149089129, 1205131411,2354220540,147166804891,149521025431, 296687830322,6083277631871,6379965462193, 12463243094064,779101037294161,791564280388225] |