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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 0 |
| 2 | 0 |
| 3 | 1 |
| 4 | 0 |
| 5 | 1 |
| 6 | 1 |
| 7 | 1 |
| 8 | 1 |
| 9 | 2 |
| 10 | 2 |
| 11 | 2 |
| 12 | 3 |
| 13 | 3 |
| 14 | 4 |
| 15 | 4 |
| 16 | 5 |
| 17 | 6 |
| 18 | 7 |
| 19 | 8 |
| 20 | 9 |
| 21 | 10 |
| 22 | 12 |
| 23 | 14 |
| 24 | 15 |
| 25 | 18 |
| 26 | 20 |
| 27 | 23 |
| 28 | 26 |
| 29 | 29 |
| 30 | 33 |
| 31 | 37 |
| 32 | 42 |
| 33 | 46 |
| 34 | 53 |
| 35 | 58 |
| 36 | 66 |
| 37 | 74 |
| 38 | 81 |
| 39 | 91 |
| 40 | 101 |
| 41 | 113 |
| 42 | 124 |
| 43 | 139 |
| 44 | 153 |
| 45 | 169 |
| 46 | 188 |
| 47 | 207 |
| 48 | 228 |
| 49 | 252 |
| 50 | 278 |
| 51 | 304 |
| 52 | 336 |
| 53 | 369 |
| 54 | 405 |
| 55 | 444 |
| 56 | 487 |
| 57 | 533 |
| 58 | 583 |
| 59 | 640 |
| 60 | 697 |
| 61 | 763 |
| 62 | 832 |
| 63 | 908 |
| 64 | 990 |
| 65 | 1078 |
| 66 | 1175 |
| 67 | 1278 |
[1,0,0,1,0,1,1,1,1,2,2,2,3,3,4,4,5,6,7,8,9,10,12, 14,15,18,20,23,26,29,33,37,42,46,53,58,66,74,81, 91,101,113,124,139,153,169,188,207,228,252,278, 304,336,369,405,444,487,533,583,640,697,763,832, 908,990,1078,1175,1278] |