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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 2 |
| 3 | 2 |
| 4 | 3 |
| 5 | 3 |
| 6 | 4 |
| 7 | 5 |
| 8 | 6 |
| 9 | 7 |
| 10 | 8 |
| 11 | 9 |
| 12 | 11 |
| 13 | 12 |
| 14 | 14 |
| 15 | 15 |
| 16 | 17 |
| 17 | 19 |
| 18 | 21 |
| 19 | 23 |
| 20 | 25 |
| 21 | 28 |
| 22 | 30 |
| 23 | 33 |
| 24 | 35 |
| 25 | 38 |
| 26 | 41 |
| 27 | 44 |
| 28 | 47 |
| 29 | 50 |
| 30 | 54 |
| 31 | 57 |
| 32 | 61 |
| 33 | 64 |
| 34 | 69 |
| 35 | 72 |
| 36 | 77 |
| 37 | 80 |
| 38 | 85 |
| 39 | 89 |
| 40 | 94 |
| 41 | 98 |
| 42 | 103 |
| 43 | 108 |
| 44 | 113 |
| 45 | 118 |
| 46 | 123 |
| 47 | 129 |
| 48 | 134 |
| 49 | 140 |
| 50 | 145 |
| 51 | 152 |
| 52 | 157 |
| 53 | 164 |
| 54 | 169 |
| 55 | 177 |
| 56 | 182 |
| 57 | 190 |
| 58 | 195 |
| 59 | 203 |
| 60 | 209 |
| 61 | 217 |
| 62 | 223 |
| 63 | 231 |
| 64 | 238 |
[1,1,2,2,3,3,4,5,6,7,8,9,11,12,14,15,17,19,21,23, 25,28,30,33,35,38,41,44,47,50,54,57,61,64,69,72, 77,80,85,89,94,98,103,108,113,118,123,129,134,140, 145,152,157,164,169,177,182,190,195,203,209,217, 223,231,238] |