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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 1 |
| 3 | 2 |
| 4 | 3 |
| 5 | 4 |
| 6 | 6 |
| 7 | 8 |
| 8 | 11 |
| 9 | 15 |
| 10 | 21 |
| 11 | 29 |
| 12 | 40 |
| 13 | 54 |
| 14 | 74 |
| 15 | 102 |
| 16 | 139 |
| 17 | 189 |
| 18 | 259 |
| 19 | 355 |
| 20 | 486 |
| 21 | 664 |
| 22 | 908 |
| 23 | 1242 |
| 24 | 1697 |
| 25 | 2317 |
| 26 | 3165 |
| 27 | 4326 |
| 28 | 5911 |
| 29 | 8076 |
| 30 | 11034 |
| 31 | 15073 |
| 32 | 20588 |
| 33 | 28125 |
| 34 | 38415 |
| 35 | 52477 |
| 36 | 71692 |
| 37 | 97931 |
| 38 | 133774 |
| 39 | 182739 |
| 40 | 249634 |
| 41 | 341013 |
| 42 | 465839 |
| 43 | 636346 |
| 44 | 869279 |
| 45 | 1187486 |
[1,1,1,2,3,4,6,8,11,15,21,29,40,54,74,102,139,189, 259,355,486,664,908,1242,1697,2317,3165,4326,5911, 8076,11034,15073,20588,28125,38415,52477,71692, 97931,133774,182739,249634,341013,465839,636346, 869279,1187486] |