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| n | a(n) |
|---|---|
| 1 | 32 |
| 2 | 293 |
| 3 | 810 |
| 4 | 2957 |
| 5 | 18879 |
| 6 | 89071 |
| 7 | 380640 |
| 8 | 2075796 |
| 9 | 10775870 |
| 10 | 50236164 |
| 11 | 252869601 |
| 12 | 1311260758 |
| 13 | 6430735023 |
| 14 | 31832985392 |
| 15 | 162138295874 |
| 16 | 811240544560 |
| 17 | 4028528684490 |
| 18 | 20287686091795 |
| 19 | 101987678409279 |
| 20 | 509203732604582 |
[32,293,810,2957,18879,89071,380640,2075796, 10775870,50236164,252869601,1311260758,6430735023, 31832985392,162138295874,811240544560, 4028528684490,20287686091795,101987678409279, 509203732604582] |