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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 2 |
| 3 | 4 |
| 4 | 8 |
| 5 | 17 |
| 6 | 36 |
| 7 | 76 |
| 8 | 162 |
| 9 | 345 |
| 10 | 734 |
| 11 | 1564 |
| 12 | 3332 |
| 13 | 7098 |
| 14 | 15124 |
| 15 | 32224 |
| 16 | 68658 |
| 17 | 146291 |
| 18 | 311704 |
| 19 | 664152 |
| 20 | 1415124 |
| 21 | 3015237 |
| 22 | 6424636 |
| 23 | 13689132 |
| 24 | 29167776 |
| 25 | 62148513 |
| 26 | 132421414 |
| 27 | 282153672 |
| 28 | 601192008 |
| 29 | 1280975135 |
| 30 | 2729406380 |
| 31 | 5815615784 |
| 32 | 12391480916 |
| 33 | 26402844538 |
| 34 | 56257214530 |
| 35 | 119868682488 |
[1,1,2,4,8,17,36,76,162,345,734,1564,3332,7098, 15124,32224,68658,146291,311704,664152,1415124, 3015237,6424636,13689132,29167776,62148513, 132421414,282153672,601192008,1280975135, 2729406380,5815615784,12391480916,26402844538, 56257214530,119868682488] |