| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 4 |
| 3 | 8 |
| 4 | 16 |
| 5 | 32 |
| 6 | 62 |
| 7 | 122 |
| 8 | 232 |
| 9 | 450 |
| 10 | 846 |
| 11 | 1622 |
| 12 | 3026 |
| 13 | 5748 |
| 14 | 10664 |
| 15 | 20106 |
| 16 | 37144 |
| 17 | 69608 |
| 18 | 128164 |
| 19 | 238984 |
| 20 | 438826 |
| 21 | 814874 |
| 22 | 1492908 |
| 23 | 2762562 |
| 24 | 5051602 |
| 25 | 9320014 |
| 26 | 17014950 |
| 27 | 31311964 |
| 28 | 57084732 |
| 29 | 104819474 |
| 30 | 190865620 |
| 31 | 349797128 |
| 32 | 636274832 |
[1,2,4,8,16,32,62,122,232,450,846,1622,3026,5748, 10664,20106,37144,69608,128164,238984,438826, 814874,1492908,2762562,5051602,9320014,17014950, 31311964,57084732,104819474,190865620,349797128, 636274832] |