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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 2 |
| 3 | 4 |
| 4 | 7 |
| 5 | 12 |
| 6 | 22 |
| 7 | 44 |
| 8 | 93 |
| 9 | 200 |
| 10 | 428 |
| 11 | 904 |
| 12 | 1883 |
| 13 | 3876 |
| 14 | 7906 |
| 15 | 16020 |
| 16 | 32313 |
| 17 | 64976 |
| 18 | 130392 |
| 19 | 261328 |
| 20 | 523319 |
| 21 | 1047436 |
| 22 | 2095822 |
| 23 | 4192764 |
| 24 | 8386837 |
| 25 | 16775192 |
| 26 | 33552132 |
| 27 | 67106264 |
| 28 | 134214803 |
| 29 | 268432180 |
| 30 | 536867258 |
| 31 | 1073737764 |
| 32 | 2147479153 |
| 33 | 4294962336 |
| 34 | 8589929136 |
| 35 | 17179863200 |
| 36 | 34359731823 |
[1,1,2,4,7,12,22,44,93,200,428,904,1883,3876,7906, 16020,32313,64976,130392,261328,523319,1047436, 2095822,4192764,8386837,16775192,33552132, 67106264,134214803,268432180,536867258,1073737764, 2147479153,4294962336,8589929136,17179863200, 34359731823] |