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| n | a(n) |
|---|---|
| 1 | 16384 |
| 2 | 3342081 |
| 3 | 68892600 |
| 4 | 559416917 |
| 5 | 2772658693 |
| 6 | 10269723035 |
| 7 | 31770135236 |
| 8 | 87719331172 |
| 9 | 225263690895 |
| 10 | 552379261275 |
| 11 | 1315281342539 |
| 12 | 3072993757981 |
| 13 | 7087865594659 |
| 14 | 16189704679316 |
| 15 | 36662195998974 |
| 16 | 82296709582927 |
[16384,3342081,68892600,559416917,2772658693, 10269723035,31770135236,87719331172,225263690895, 552379261275,1315281342539,3072993757981, 7087865594659,16189704679316,36662195998974, 82296709582927] |