| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 7 |
| 3 | 14 |
| 4 | 31 |
| 5 | 58 |
| 6 | 112 |
| 7 | 196 |
| 8 | 347 |
| 9 | 580 |
| 10 | 966 |
| 11 | 1554 |
| 12 | 2485 |
| 13 | 3872 |
| 14 | 5993 |
| 15 | 9102 |
| 16 | 13719 |
| 17 | 20384 |
| 18 | 30068 |
| 19 | 43836 |
| 20 | 63481 |
| 21 | 91048 |
| 22 | 129763 |
| 23 | 183448 |
| 24 | 257839 |
| 25 | 359862 |
| 26 | 499583 |
| 27 | 689312 |
| 28 | 946416 |
| 29 | 1292388 |
| 30 | 1756838 |
| 31 | 2376598 |
| 32 | 3201557 |
| 33 | 4293942 |
| 34 | 5736736 |
| 35 | 7633702 |
| 36 | 10121408 |
| 37 | 13370634 |
[1,2,7,14,31,58,112,196,347,580,966,1554,2485, 3872,5993,9102,13719,20384,30068,43836,63481, 91048,129763,183448,257839,359862,499583,689312, 946416,1292388,1756838,2376598,3201557,4293942, 5736736,7633702,10121408,13370634] |