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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 1 |
| 5 | 1 |
| 6 | 1 |
| 7 | 1 |
| 8 | 1 |
| 9 | 2 |
| 10 | 2 |
| 11 | 3 |
| 12 | 3 |
| 13 | 4 |
| 14 | 5 |
| 15 | 5 |
| 16 | 6 |
| 17 | 9 |
| 18 | 13 |
| 19 | 17 |
| 20 | 24 |
| 21 | 34 |
| 22 | 53 |
| 23 | 84 |
| 24 | 130 |
| 25 | 177 |
| 26 | 290 |
| 27 | 500 |
| 28 | 797 |
| 29 | 1300 |
| 30 | 2066 |
| 31 | 3591 |
| 32 | 6090 |
| 33 | 10298 |
| 34 | 17330 |
| 35 | 29888 |
| 36 | 50811 |
| 37 | 88358 |
| 38 | 153369 |
| 39 | 280208 |
| 40 | 481289 |
| 41 | 845090 |
| 42 | 1474535 |
| 43 | 2703811 |
| 44 | 4808816 |
| 45 | 8329214 |
| 46 | 14806743 |
| 47 | 27529781 |
| 48 | 48859783 |
| 49 | 87674040 |
| 50 | 156471632 |
[1,1,1,1,1,1,1,1,1,2,2,3,3,4,5,5,6,9,13,17,24,34, 53,84,130,177,290,500,797,1300,2066,3591,6090, 10298,17330,29888,50811,88358,153369,280208, 481289,845090,1474535,2703811,4808816,8329214, 14806743,27529781,48859783,87674040,156471632] |