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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 1 |
| 3 | 0 |
| 4 | 1 |
| 5 | 0 |
| 6 | 2 |
| 7 | 0 |
| 8 | 2 |
| 9 | 0 |
| 10 | 2 |
| 11 | 0 |
| 12 | 4 |
| 13 | 0 |
| 14 | 4 |
| 15 | 0 |
| 16 | 4 |
| 17 | 0 |
| 18 | 6 |
| 19 | 0 |
| 20 | 7 |
| 21 | 0 |
| 22 | 7 |
| 23 | 0 |
| 24 | 11 |
| 25 | 0 |
| 26 | 12 |
| 27 | 0 |
| 28 | 12 |
| 29 | 0 |
| 30 | 17 |
| 31 | 0 |
| 32 | 19 |
| 33 | 0 |
| 34 | 19 |
| 35 | 0 |
| 36 | 26 |
| 37 | 0 |
| 38 | 28 |
| 39 | 0 |
| 40 | 29 |
| 41 | 0 |
| 42 | 38 |
| 43 | 0 |
| 44 | 42 |
| 45 | 0 |
| 46 | 43 |
| 47 | 0 |
| 48 | 55 |
| 49 | 0 |
| 50 | 60 |
| 51 | 0 |
| 52 | 62 |
| 53 | 0 |
| 54 | 77 |
| 55 | 0 |
| 56 | 85 |
| 57 | 0 |
| 58 | 87 |
| 59 | 0 |
| 60 | 108 |
| 61 | 0 |
| 62 | 118 |
| 63 | 0 |
| 64 | 122 |
| 65 | 0 |
| 66 | 147 |
| 67 | 0 |
| 68 | 161 |
| 69 | 0 |
| 70 | 166 |
| 71 | 0 |
| 72 | 200 |
| 73 | 0 |
| 74 | 217 |
| 75 | 0 |
| 76 | 225 |
| 77 | 0 |
| 78 | 264 |
| 79 | 0 |
| 80 | 289 |
| 81 | 0 |
| 82 | 299 |
| 83 | 0 |
| 84 | 351 |
[0,1,0,1,0,2,0,2,0,2,0,4,0,4,0,4,0,6,0,7,0,7,0,11, 0,12,0,12,0,17,0,19,0,19,0,26,0,28,0,29,0,38,0,42, 0,43,0,55,0,60,0,62,0,77,0,85,0,87,0,108,0,118,0, 122,0,147,0,161,0,166,0,200,0,217,0,225,0,264,0, 289,0,299,0,351] |