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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 0 |
| 3 | 2 |
| 4 | 2 |
| 5 | 2 |
| 6 | 2 |
| 7 | 3 |
| 8 | 3 |
| 9 | 5 |
| 10 | 6 |
| 11 | 7 |
| 12 | 6 |
| 13 | 10 |
| 14 | 12 |
| 15 | 15 |
| 16 | 15 |
| 17 | 22 |
| 18 | 23 |
| 19 | 33 |
| 20 | 35 |
| 21 | 48 |
| 22 | 48 |
| 23 | 71 |
| 24 | 75 |
| 25 | 103 |
| 26 | 106 |
| 27 | 152 |
| 28 | 158 |
| 29 | 225 |
| 30 | 234 |
| 31 | 329 |
| 32 | 338 |
| 33 | 484 |
| 34 | 505 |
| 35 | 710 |
| 36 | 734 |
| 37 | 1044 |
| 38 | 1084 |
| 39 | 1536 |
| 40 | 1594 |
| 41 | 2257 |
| 42 | 2335 |
| 43 | 3317 |
| 44 | 3444 |
| 45 | 4871 |
| 46 | 5047 |
| 47 | 7161 |
| 48 | 7429 |
| 49 | 10528 |
| 50 | 10916 |
| 51 | 15470 |
| 52 | 16033 |
| 53 | 22737 |
| 54 | 23582 |
[1,0,2,2,2,2,3,3,5,6,7,6,10,12,15,15,22,23,33,35, 48,48,71,75,103,106,152,158,225,234,329,338,484, 505,710,734,1044,1084,1536,1594,2257,2335,3317, 3444,4871,5047,7161,7429,10528,10916,15470,16033, 22737,23582] |