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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 0 |
| 2 | 1 |
| 3 | 1 |
| 4 | 3 |
| 5 | 2 |
| 6 | 4 |
| 7 | 4 |
| 8 | 7 |
| 9 | 7 |
| 10 | 11 |
| 11 | 15 |
| 12 | 21 |
| 13 | 24 |
| 14 | 36 |
| 15 | 45 |
| 16 | 59 |
| 17 | 73 |
| 18 | 99 |
| 19 | 114 |
| 20 | 155 |
| 21 | 183 |
| 22 | 241 |
| 23 | 287 |
| 24 | 371 |
| 25 | 433 |
| 26 | 567 |
| 27 | 668 |
| 28 | 842 |
| 29 | 1003 |
| 30 | 1270 |
| 31 | 1483 |
| 32 | 1856 |
| 33 | 2205 |
| 34 | 2707 |
| 35 | 3210 |
| 36 | 3940 |
| 37 | 4627 |
| 38 | 5661 |
| 39 | 6656 |
| 40 | 8050 |
| 41 | 9489 |
| 42 | 11432 |
| 43 | 13385 |
| 44 | 16070 |
| 45 | 18855 |
| 46 | 22459 |
| 47 | 26310 |
| 48 | 31253 |
| 49 | 36487 |
| 50 | 43249 |
[1,0,1,1,3,2,4,4,7,7,11,15,21,24,36,45,59,73,99, 114,155,183,241,287,371,433,567,668,842,1003,1270, 1483,1856,2205,2707,3210,3940,4627,5661,6656,8050, 9489,11432,13385,16070,18855,22459,26310,31253, 36487,43249] |