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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 0 |
| 2 | 0 |
| 3 | 1 |
| 4 | 1 |
| 5 | 1 |
| 6 | 1 |
| 7 | 1 |
| 8 | 1 |
| 9 | 2 |
| 10 | 2 |
| 11 | 3 |
| 12 | 3 |
| 13 | 4 |
| 14 | 4 |
| 15 | 5 |
| 16 | 5 |
| 17 | 6 |
| 18 | 7 |
| 19 | 8 |
| 20 | 9 |
| 21 | 11 |
| 22 | 12 |
| 23 | 14 |
| 24 | 16 |
| 25 | 18 |
| 26 | 20 |
| 27 | 23 |
| 28 | 25 |
| 29 | 28 |
| 30 | 32 |
| 31 | 35 |
| 32 | 39 |
| 33 | 44 |
| 34 | 49 |
| 35 | 54 |
| 36 | 61 |
| 37 | 67 |
| 38 | 75 |
| 39 | 83 |
| 40 | 92 |
| 41 | 101 |
| 42 | 113 |
| 43 | 123 |
| 44 | 136 |
| 45 | 150 |
| 46 | 165 |
| 47 | 180 |
| 48 | 199 |
| 49 | 217 |
| 50 | 239 |
| 51 | 261 |
| 52 | 286 |
| 53 | 312 |
| 54 | 343 |
| 55 | 373 |
| 56 | 408 |
| 57 | 445 |
| 58 | 486 |
| 59 | 528 |
| 60 | 577 |
| 61 | 626 |
| 62 | 682 |
| 63 | 741 |
| 64 | 805 |
| 65 | 873 |
| 66 | 949 |
| 67 | 1027 |
| 68 | 1114 |
[1,0,0,1,1,1,1,1,1,2,2,3,3,4,4,5,5,6,7,8,9,11,12, 14,16,18,20,23,25,28,32,35,39,44,49,54,61,67,75, 83,92,101,113,123,136,150,165,180,199,217,239,261, 286,312,343,373,408,445,486,528,577,626,682,741, 805,873,949,1027,1114] |