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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 2 |
| 3 | 4 |
| 4 | 8 |
| 5 | 16 |
| 6 | 32 |
| 7 | 65 |
| 8 | 131 |
| 9 | 264 |
| 10 | 534 |
| 11 | 1078 |
| 12 | 2176 |
| 13 | 4396 |
| 14 | 8877 |
| 15 | 17925 |
| 16 | 36202 |
| 17 | 73108 |
| 18 | 147636 |
| 19 | 298152 |
| 20 | 602108 |
| 21 | 1215933 |
| 22 | 2455552 |
| 23 | 4958915 |
| 24 | 10014374 |
| 25 | 20223760 |
| 26 | 40841302 |
| 27 | 82477816 |
| 28 | 166561622 |
| 29 | 336366426 |
| 30 | 679282324 |
| 31 | 1371791274 |
| 32 | 2770293218 |
| 33 | 5594527784 |
| 34 | 11297988864 |
[1,1,2,4,8,16,32,65,131,264,534,1078,2176,4396, 8877,17925,36202,73108,147636,298152,602108, 1215933,2455552,4958915,10014374,20223760, 40841302,82477816,166561622,336366426,679282324, 1371791274,2770293218,5594527784,11297988864] |