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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 3 |
| 3 | 3 |
| 4 | 8 |
| 5 | 4 |
| 6 | 4 |
| 7 | 21 |
| 8 | 14 |
| 9 | 7 |
| 10 | 7 |
| 11 | 55 |
| 12 | 33 |
| 13 | 22 |
| 14 | 11 |
| 15 | 11 |
| 16 | 144 |
| 17 | 90 |
| 18 | 54 |
| 19 | 36 |
| 20 | 18 |
| 21 | 18 |
| 22 | 377 |
| 23 | 232 |
| 24 | 145 |
| 25 | 87 |
| 26 | 58 |
| 27 | 29 |
| 28 | 29 |
| 29 | 987 |
| 30 | 611 |
| 31 | 376 |
| 32 | 235 |
| 33 | 141 |
| 34 | 94 |
| 35 | 47 |
| 36 | 47 |
| 37 | 2584 |
| 38 | 1596 |
| 39 | 988 |
| 40 | 608 |
| 41 | 380 |
| 42 | 228 |
| 43 | 152 |
| 44 | 76 |
| 45 | 76 |
| 46 | 6765 |
| 47 | 4182 |
| 48 | 2583 |
| 49 | 1599 |
| 50 | 984 |
| 51 | 615 |
| 52 | 369 |
| 53 | 246 |
| 54 | 123 |
| 55 | 123 |
[1,3,3,8,4,4,21,14,7,7,55,33,22,11,11,144,90,54, 36,18,18,377,232,145,87,58,29,29,987,611,376,235, 141,94,47,47,2584,1596,988,608,380,228,152,76,76, 6765,4182,2583,1599,984,615,369,246,123,123] |