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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 2 |
| 3 | 4 |
| 4 | 8 |
| 5 | 16 |
| 6 | 31 |
| 7 | 60 |
| 8 | 114 |
| 9 | 215 |
| 10 | 402 |
| 11 | 746 |
| 12 | 1375 |
| 13 | 2520 |
| 14 | 4593 |
| 15 | 8329 |
| 16 | 15036 |
| 17 | 27027 |
| 18 | 48389 |
| 19 | 86314 |
| 20 | 153432 |
| 21 | 271853 |
| 22 | 480207 |
| 23 | 845804 |
| 24 | 1485703 |
| 25 | 2603018 |
| 26 | 4549521 |
| 27 | 7933239 |
| 28 | 13803293 |
| 29 | 23966682 |
| 30 | 41530721 |
| 31 | 71830198 |
| 32 | 124010381 |
| 33 | 213725823 |
| 34 | 367736268 |
| 35 | 631723139 |
| 36 | 1083568861 |
[1,1,2,4,8,16,31,60,114,215,402,746,1375,2520, 4593,8329,15036,27027,48389,86314,153432,271853, 480207,845804,1485703,2603018,4549521,7933239, 13803293,23966682,41530721,71830198,124010381, 213725823,367736268,631723139,1083568861] |