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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 1 |
| 5 | 2 |
| 6 | 1 |
| 7 | 2 |
| 8 | 2 |
| 9 | 3 |
| 10 | 2 |
| 11 | 3 |
| 12 | 3 |
| 13 | 3 |
| 14 | 5 |
| 15 | 5 |
| 16 | 4 |
| 17 | 5 |
| 18 | 6 |
| 19 | 6 |
| 20 | 7 |
| 21 | 8 |
| 22 | 8 |
| 23 | 9 |
| 24 | 10 |
| 25 | 12 |
| 26 | 11 |
| 27 | 13 |
| 28 | 13 |
| 29 | 16 |
| 30 | 16 |
| 31 | 15 |
| 32 | 18 |
| 33 | 21 |
| 34 | 22 |
| 35 | 26 |
| 36 | 25 |
| 37 | 28 |
| 38 | 31 |
| 39 | 33 |
| 40 | 33 |
| 41 | 35 |
| 42 | 39 |
| 43 | 41 |
| 44 | 46 |
| 45 | 47 |
| 46 | 50 |
| 47 | 53 |
| 48 | 59 |
| 49 | 63 |
| 50 | 68 |
| 51 | 74 |
| 52 | 77 |
| 53 | 84 |
| 54 | 90 |
| 55 | 93 |
| 56 | 98 |
| 57 | 105 |
| 58 | 111 |
| 59 | 119 |
| 60 | 129 |
| 61 | 132 |
| 62 | 138 |
| 63 | 149 |
| 64 | 157 |
| 65 | 169 |
| 66 | 178 |
| 67 | 189 |
| 68 | 201 |
| 69 | 211 |
| 70 | 227 |
[1,1,1,1,1,2,1,2,2,3,2,3,3,3,5,5,4,5,6,6,7,8,8,9, 10,12,11,13,13,16,16,15,18,21,22,26,25,28,31,33, 33,35,39,41,46,47,50,53,59,63,68,74,77,84,90,93, 98,105,111,119,129,132,138,149,157,169,178,189, 201,211,227] |