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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 2 |
| 3 | 4 |
| 4 | 8 |
| 5 | 16 |
| 6 | 26 |
| 7 | 52 |
| 8 | 88 |
| 9 | 152 |
| 10 | 238 |
| 11 | 476 |
| 12 | 648 |
| 13 | 1296 |
| 14 | 2016 |
| 15 | 2984 |
| 16 | 4232 |
| 17 | 8464 |
| 18 | 11360 |
| 19 | 22720 |
| 20 | 30544 |
| 21 | 43744 |
| 22 | 67072 |
| 23 | 134144 |
| 24 | 166336 |
| 25 | 242752 |
| 26 | 370992 |
| 27 | 498144 |
| 28 | 656832 |
| 29 | 1313664 |
| 30 | 1581312 |
| 31 | 3162624 |
| 32 | 3960384 |
| 33 | 5517248 |
| 34 | 8386080 |
| 35 | 11111232 |
| 36 | 13065792 |
| 37 | 26131584 |
| 38 | 39690432 |
[1,1,2,4,8,16,26,52,88,152,238,476,648,1296,2016, 2984,4232,8464,11360,22720,30544,43744,67072, 134144,166336,242752,370992,498144,656832,1313664, 1581312,3162624,3960384,5517248,8386080,11111232, 13065792,26131584,39690432] |