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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 4 |
| 5 | 6 |
| 6 | 9 |
| 7 | 13 |
| 8 | 20 |
| 9 | 30 |
| 10 | 45 |
| 11 | 68 |
| 12 | 102 |
| 13 | 153 |
| 14 | 230 |
| 15 | 345 |
| 16 | 518 |
| 17 | 778 |
| 18 | 1168 |
| 19 | 1754 |
| 20 | 2634 |
| 21 | 3955 |
| 22 | 5939 |
| 23 | 8918 |
| 24 | 13391 |
| 25 | 20108 |
| 26 | 30194 |
| 27 | 45339 |
| 28 | 68081 |
| 29 | 102230 |
| 30 | 153508 |
| 31 | 230507 |
| 32 | 346128 |
| 33 | 519744 |
| 34 | 780445 |
| 35 | 1171912 |
| 36 | 1759737 |
| 37 | 2642412 |
| 38 | 3967832 |
| 39 | 5958076 |
| 40 | 8946616 |
| 41 | 13434192 |
[1,1,2,3,4,6,9,13,20,30,45,68,102,153,230,345,518, 778,1168,1754,2634,3955,5939,8918,13391,20108, 30194,45339,68081,102230,153508,230507,346128, 519744,780445,1171912,1759737,2642412,3967832, 5958076,8946616,13434192] |