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| n | a(n) |
|---|---|
| 1 | 34 |
| 2 | 6126 |
| 3 | 113884 |
| 4 | 888420 |
| 5 | 4340094 |
| 6 | 15805218 |
| 7 | 47040968 |
| 8 | 120843752 |
| 9 | 277500282 |
| 10 | 583380598 |
| 11 | 1141982292 |
| 12 | 2107735180 |
| 13 | 3702875670 |
| 14 | 6237700074 |
| 15 | 10134506112 |
| 16 | 15955531856 |
| 17 | 24435201362 |
| 18 | 36516986238 |
| 19 | 53395192396 |
| 20 | 76561981236 |
[34,6126,113884,888420,4340094,15805218,47040968, 120843752,277500282,583380598,1141982292, 2107735180,3702875670,6237700074,10134506112, 15955531856,24435201362,36516986238,53395192396, 76561981236] |