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