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| n | a(n) |
|---|---|
| 1 | 2268 |
| 2 | 2996 |
| 3 | 5632 |
| 4 | 21984 |
| 5 | 86152 |
| 6 | 359424 |
| 7 | 1435584 |
| 8 | 5673232 |
| 9 | 23721984 |
| 10 | 94748544 |
| 11 | 374433312 |
| 12 | 1565650944 |
| 13 | 6253403904 |
| 14 | 24712598592 |
| 15 | 103332962304 |
| 16 | 412724657664 |
| 17 | 1631031507072 |
| 18 | 6819975512064 |
| 19 | 27239827405824 |
| 20 | 107648079466752 |
[2268,2996,5632,21984,86152,359424,1435584, 5673232,23721984,94748544,374433312,1565650944, 6253403904,24712598592,103332962304,412724657664, 1631031507072,6819975512064,27239827405824, 107648079466752] |