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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 0 |
| 2 | 1 |
| 3 | 1 |
| 4 | 2 |
| 5 | 2 |
| 6 | 5 |
| 7 | 5 |
| 8 | 10 |
| 9 | 11 |
| 10 | 20 |
| 11 | 22 |
| 12 | 37 |
| 13 | 41 |
| 14 | 66 |
| 15 | 75 |
| 16 | 113 |
| 17 | 129 |
| 18 | 190 |
| 19 | 218 |
| 20 | 310 |
| 21 | 358 |
| 22 | 497 |
| 23 | 576 |
| 24 | 782 |
| 25 | 908 |
| 26 | 1212 |
| 27 | 1411 |
| 28 | 1851 |
| 29 | 2156 |
| 30 | 2793 |
| 31 | 3255 |
| 32 | 4163 |
| 33 | 4853 |
| 34 | 6142 |
| 35 | 7159 |
| 36 | 8972 |
| 37 | 10451 |
| 38 | 12989 |
| 39 | 15123 |
| 40 | 18646 |
| 41 | 21689 |
| 42 | 26561 |
| 43 | 30867 |
| 44 | 37556 |
| 45 | 43599 |
| 46 | 52743 |
| 47 | 61161 |
| 48 | 73593 |
[0,0,1,1,2,2,5,5,10,11,20,22,37,41,66,75,113,129, 190,218,310,358,497,576,782,908,1212,1411,1851, 2156,2793,3255,4163,4853,6142,7159,8972,10451, 12989,15123,18646,21689,26561,30867,37556,43599, 52743,61161,73593] |