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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 4 |
| 4 | 7 |
| 5 | 11 |
| 6 | 19 |
| 7 | 28 |
| 8 | 44 |
| 9 | 71 |
| 10 | 103 |
| 11 | 167 |
| 12 | 248 |
| 13 | 376 |
| 14 | 619 |
| 15 | 875 |
| 16 | 1387 |
| 17 | 2116 |
| 18 | 3140 |
| 19 | 5188 |
| 20 | 7375 |
| 21 | 11471 |
| 22 | 18032 |
| 23 | 26224 |
| 24 | 42608 |
| 25 | 62291 |
| 26 | 95059 |
| 27 | 154108 |
| 28 | 219644 |
| 29 | 350716 |
| 30 | 527863 |
| 31 | 790007 |
| 32 | 1314295 |
| 33 | 1845736 |
| 34 | 2894312 |
| 35 | 4488635 |
| 36 | 6585787 |
| 37 | 10780091 |
| 38 | 15563060 |
| 39 | 23951668 |
| 40 | 38300575 |
[1,2,4,7,11,19,28,44,71,103,167,248,376,619,875, 1387,2116,3140,5188,7375,11471,18032,26224,42608, 62291,95059,154108,219644,350716,527863,790007, 1314295,1845736,2894312,4488635,6585787,10780091, 15563060,23951668,38300575] |