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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 1 |
| 5 | 1 |
| 6 | 2 |
| 7 | 2 |
| 8 | 2 |
| 9 | 3 |
| 10 | 3 |
| 11 | 4 |
| 12 | 5 |
| 13 | 6 |
| 14 | 7 |
| 15 | 9 |
| 16 | 11 |
| 17 | 13 |
| 18 | 16 |
| 19 | 20 |
| 20 | 24 |
| 21 | 29 |
| 22 | 35 |
| 23 | 44 |
| 24 | 53 |
| 25 | 64 |
| 26 | 77 |
| 27 | 97 |
| 28 | 117 |
| 29 | 141 |
| 30 | 170 |
| 31 | 214 |
| 32 | 258 |
| 33 | 311 |
| 34 | 375 |
| 35 | 472 |
| 36 | 569 |
| 37 | 686 |
| 38 | 827 |
| 39 | 1041 |
| 40 | 1255 |
| 41 | 1513 |
| 42 | 1824 |
| 43 | 2296 |
| 44 | 2768 |
| 45 | 3337 |
| 46 | 4023 |
| 47 | 5064 |
| 48 | 6105 |
| 49 | 7360 |
| 50 | 8873 |
| 51 | 11169 |
| 52 | 13465 |
| 53 | 16233 |
| 54 | 19570 |
| 55 | 24634 |
| 56 | 29698 |
| 57 | 35803 |
| 58 | 43163 |
| 59 | 54332 |
| 60 | 65501 |
[1,1,1,1,1,2,2,2,3,3,4,5,6,7,9,11,13,16,20,24,29, 35,44,53,64,77,97,117,141,170,214,258,311,375,472, 569,686,827,1041,1255,1513,1824,2296,2768,3337, 4023,5064,6105,7360,8873,11169,13465,16233,19570, 24634,29698,35803,43163,54332,65501] |