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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 5 |
| 5 | 7 |
| 6 | 11 |
| 7 | 15 |
| 8 | 22 |
| 9 | 30 |
| 10 | 42 |
| 11 | 56 |
| 12 | 77 |
| 13 | 101 |
| 14 | 134 |
| 15 | 174 |
| 16 | 227 |
| 17 | 291 |
| 18 | 373 |
| 19 | 473 |
| 20 | 598 |
| 21 | 748 |
| 22 | 936 |
| 23 | 1163 |
| 24 | 1437 |
| 25 | 1771 |
| 26 | 2170 |
| 27 | 2651 |
| 28 | 3226 |
| 29 | 3916 |
| 30 | 4727 |
| 31 | 5702 |
| 32 | 6846 |
| 33 | 8205 |
| 34 | 9793 |
| 35 | 11681 |
| 36 | 13866 |
| 37 | 16462 |
| 38 | 19452 |
| 39 | 22976 |
| 40 | 27041 |
| 41 | 31820 |
| 42 | 37276 |
| 43 | 43693 |
| 44 | 51023 |
| 45 | 59559 |
| 46 | 69309 |
| 47 | 80664 |
[1,1,2,3,5,7,11,15,22,30,42,56,77,101,134,174,227, 291,373,473,598,748,936,1163,1437,1771,2170,2651, 3226,3916,4727,5702,6846,8205,9793,11681,13866, 16462,19452,22976,27041,31820,37276,43693,51023, 59559,69309,80664] |