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| n | a(n) |
|---|---|
| 1 | 1888 |
| 2 | 2556 |
| 3 | 3536 |
| 4 | 5784 |
| 5 | 9568 |
| 6 | 18624 |
| 7 | 35936 |
| 8 | 79728 |
| 9 | 172288 |
| 10 | 420816 |
| 11 | 983456 |
| 12 | 2575824 |
| 13 | 6335488 |
| 14 | 17408784 |
| 15 | 44189216 |
| 16 | 125260368 |
| 17 | 323970688 |
| 18 | 936469776 |
| 19 | 2449052576 |
| 20 | 7166397264 |
| 21 | 18866545408 |
| 22 | 55638307344 |
| 23 | 147078545696 |
| 24 | 435949117008 |
[1888,2556,3536,5784,9568,18624,35936,79728, 172288,420816,983456,2575824,6335488,17408784, 44189216,125260368,323970688,936469776,2449052576, 7166397264,18866545408,55638307344,147078545696, 435949117008] |