| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 3 |
| 3 | 7 |
| 4 | 16 |
| 5 | 30 |
| 6 | 64 |
| 7 | 120 |
| 8 | 236 |
| 9 | 434 |
| 10 | 805 |
| 11 | 1445 |
| 12 | 2614 |
| 13 | 4568 |
| 14 | 8003 |
| 15 | 13783 |
| 16 | 23616 |
| 17 | 39886 |
| 18 | 67124 |
| 19 | 111652 |
| 20 | 184862 |
| 21 | 303282 |
| 22 | 495001 |
| 23 | 801939 |
| 24 | 1292968 |
| 25 | 2070628 |
| 26 | 3300796 |
| 27 | 5232112 |
| 28 | 8256081 |
| 29 | 12961543 |
| 30 | 20264168 |
| 31 | 31535316 |
| 32 | 48882592 |
| 33 | 75455902 |
| 34 | 116041910 |
| 35 | 177775284 |
| 36 | 271401683 |
[1,1,3,7,16,30,64,120,236,434,805,1445,2614,4568, 8003,13783,23616,39886,67124,111652,184862,303282, 495001,801939,1292968,2070628,3300796,5232112, 8256081,12961543,20264168,31535316,48882592, 75455902,116041910,177775284,271401683] |