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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 3 |
| 5 | 4 |
| 6 | 6 |
| 7 | 7 |
| 8 | 11 |
| 9 | 14 |
| 10 | 19 |
| 11 | 26 |
| 12 | 35 |
| 13 | 44 |
| 14 | 59 |
| 15 | 74 |
| 16 | 97 |
| 17 | 120 |
| 18 | 158 |
| 19 | 192 |
| 20 | 247 |
| 21 | 304 |
| 22 | 383 |
| 23 | 470 |
| 24 | 587 |
| 25 | 714 |
| 26 | 885 |
| 27 | 1074 |
| 28 | 1317 |
| 29 | 1593 |
| 30 | 1943 |
| 31 | 2334 |
| 32 | 2831 |
| 33 | 3396 |
| 34 | 4086 |
| 35 | 4883 |
| 36 | 5859 |
| 37 | 6966 |
| 38 | 8319 |
| 39 | 9870 |
| 40 | 11726 |
| 41 | 13864 |
| 42 | 16422 |
| 43 | 19345 |
| 44 | 22834 |
| 45 | 26830 |
| 46 | 31548 |
| 47 | 36969 |
| 48 | 43354 |
| 49 | 50651 |
[0,1,1,1,3,4,6,7,11,14,19,26,35,44,59,74,97,120, 158,192,247,304,383,470,587,714,885,1074,1317, 1593,1943,2334,2831,3396,4086,4883,5859,6966,8319, 9870,11726,13864,16422,19345,22834,26830,31548, 36969,43354,50651] |