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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 1 |
| 5 | 1 |
| 6 | 2 |
| 7 | 2 |
| 8 | 3 |
| 9 | 3 |
| 10 | 3 |
| 11 | 4 |
| 12 | 5 |
| 13 | 8 |
| 14 | 8 |
| 15 | 9 |
| 16 | 11 |
| 17 | 12 |
| 18 | 19 |
| 19 | 20 |
| 20 | 25 |
| 21 | 29 |
| 22 | 31 |
| 23 | 43 |
| 24 | 48 |
| 25 | 64 |
| 26 | 75 |
| 27 | 77 |
| 28 | 99 |
| 29 | 110 |
| 30 | 150 |
| 31 | 177 |
| 32 | 183 |
| 33 | 225 |
| 34 | 249 |
| 35 | 332 |
| 36 | 397 |
| 37 | 412 |
| 38 | 497 |
| 39 | 546 |
| 40 | 709 |
| 41 | 845 |
| 42 | 887 |
| 43 | 1063 |
| 44 | 1162 |
| 45 | 1466 |
| 46 | 1743 |
| 47 | 1839 |
| 48 | 2202 |
| 49 | 2399 |
| 50 | 2959 |
| 51 | 3492 |
| 52 | 3704 |
| 53 | 4423 |
| 54 | 4818 |
| 55 | 5839 |
| 56 | 6845 |
| 57 | 7274 |
| 58 | 8661 |
| 59 | 9431 |
| 60 | 11295 |
| 61 | 13144 |
| 62 | 13987 |
| 63 | 16578 |
| 64 | 18062 |
[1,1,1,1,1,2,2,3,3,3,4,5,8,8,9,11,12,19,20,25,29, 31,43,48,64,75,77,99,110,150,177,183,225,249,332, 397,412,497,546,709,845,887,1063,1162,1466,1743, 1839,2202,2399,2959,3492,3704,4423,4818,5839,6845, 7274,8661,9431,11295,13144,13987,16578,18062] |