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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 8 |
| 3 | 22 |
| 4 | 32 |
| 5 | 205 |
| 6 | 608 |
| 7 | 1414 |
| 8 | 8192 |
| 9 | 26122 |
| 10 | 78848 |
| 11 | 435292 |
| 12 | 1490432 |
| 13 | 5297149 |
| 14 | 28633088 |
| 15 | 104775430 |
| 16 | 416448512 |
| 17 | 2237912062 |
| 18 | 8699445248 |
| 19 | 37537384276 |
| 20 | 202331389952 |
| 21 | 830599212946 |
| 22 | 3819834441728 |
| 23 | 20761206768412 |
| 24 | 89520879828992 |
| 25 | 433503401086900 |
| 26 | 2383252716781568 |
[1,8,22,32,205,608,1414,8192,26122,78848,435292, 1490432,5297149,28633088,104775430,416448512, 2237912062,8699445248,37537384276,202331389952, 830599212946,3819834441728,20761206768412, 89520879828992,433503401086900,2383252716781568] |