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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 | 1 |
| 10 | 2 |
| 11 | 4 |
| 12 | 7 |
| 13 | 11 |
| 14 | 16 |
| 15 | 22 |
| 16 | 29 |
| 17 | 37 |
| 18 | 46 |
| 19 | 57 |
| 20 | 73 |
| 21 | 99 |
| 22 | 142 |
| 23 | 211 |
| 24 | 317 |
| 25 | 473 |
| 26 | 694 |
| 27 | 997 |
| 28 | 1402 |
| 29 | 1937 |
| 30 | 2648 |
| 31 | 3614 |
| 32 | 4967 |
| 33 | 6917 |
| 34 | 9782 |
| 35 | 14023 |
| 36 | 20284 |
| 37 | 29438 |
| 38 | 42647 |
| 39 | 61457 |
| 40 | 87963 |
| 41 | 125093 |
| 42 | 177074 |
| 43 | 250157 |
| 44 | 353692 |
| 45 | 501658 |
| 46 | 714768 |
| 47 | 1023296 |
| 48 | 1470843 |
[1,1,1,1,1,1,1,1,1,1,2,4,7,11,16,22,29,37,46,57, 73,99,142,211,317,473,694,997,1402,1937,2648,3614, 4967,6917,9782,14023,20284,29438,42647,61457, 87963,125093,177074,250157,353692,501658,714768, 1023296,1470843] |