| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 6 |
| 3 | 14 |
| 4 | 32 |
| 5 | 64 |
| 6 | 132 |
| 7 | 248 |
| 8 | 466 |
| 9 | 838 |
| 10 | 1488 |
| 11 | 2560 |
| 12 | 4370 |
| 13 | 7272 |
| 14 | 11988 |
| 15 | 19424 |
| 16 | 31160 |
| 17 | 49280 |
| 18 | 77294 |
| 19 | 119780 |
| 20 | 184164 |
| 21 | 280408 |
| 22 | 423808 |
| 23 | 635136 |
| 24 | 945628 |
| 25 | 1397398 |
| 26 | 2052536 |
| 27 | 2995210 |
| 28 | 4346416 |
| 29 | 6270272 |
| 30 | 8999668 |
| 31 | 12848584 |
| 32 | 18257122 |
| 33 | 25817760 |
| 34 | 36349600 |
| 35 | 50952064 |
| 36 | 71131448 |
[1,2,6,14,32,64,132,248,466,838,1488,2560,4370, 7272,11988,19424,31160,49280,77294,119780,184164, 280408,423808,635136,945628,1397398,2052536, 2995210,4346416,6270272,8999668,12848584,18257122, 25817760,36349600,50952064,71131448] |