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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 1 |
| 3 | 2 |
| 4 | 0 |
| 5 | 0 |
| 6 | 5 |
| 7 | 6 |
| 8 | 0 |
| 9 | 0 |
| 10 | 9 |
| 11 | 10 |
| 12 | 0 |
| 13 | 0 |
| 14 | 13 |
| 15 | 14 |
| 16 | 0 |
| 17 | 0 |
| 18 | 17 |
| 19 | 18 |
| 20 | 0 |
| 21 | 0 |
| 22 | 21 |
| 23 | 22 |
| 24 | 0 |
| 25 | 0 |
| 26 | 25 |
| 27 | 26 |
| 28 | 0 |
| 29 | 0 |
| 30 | 29 |
| 31 | 30 |
| 32 | 0 |
| 33 | 0 |
| 34 | 33 |
| 35 | 34 |
| 36 | 0 |
| 37 | 0 |
| 38 | 37 |
| 39 | 38 |
| 40 | 0 |
| 41 | 0 |
| 42 | 41 |
| 43 | 42 |
| 44 | 0 |
| 45 | 0 |
| 46 | 45 |
| 47 | 46 |
| 48 | 0 |
| 49 | 0 |
| 50 | 49 |
| 51 | 50 |
| 52 | 0 |
| 53 | 0 |
| 54 | 53 |
| 55 | 54 |
| 56 | 0 |
| 57 | 0 |
| 58 | 57 |
| 59 | 58 |
| 60 | 0 |
| 61 | 0 |
| 62 | 61 |
| 63 | 62 |
| 64 | 0 |
| 65 | 0 |
| 66 | 65 |
| 67 | 66 |
| 68 | 0 |
| 69 | 0 |
| 70 | 69 |
| 71 | 70 |
| 72 | 0 |
| 73 | 0 |
| 74 | 73 |
| 75 | 74 |
| 76 | 0 |
| 77 | 0 |
| 78 | 77 |
| 79 | 78 |
| 80 | 0 |
| 81 | 0 |
| 82 | 81 |
| 83 | 82 |
| 84 | 0 |
| 85 | 0 |
| 86 | 85 |
[0,1,2,0,0,5,6,0,0,9,10,0,0,13,14,0,0,17,18,0,0, 21,22,0,0,25,26,0,0,29,30,0,0,33,34,0,0,37,38,0,0, 41,42,0,0,45,46,0,0,49,50,0,0,53,54,0,0,57,58,0,0, 61,62,0,0,65,66,0,0,69,70,0,0,73,74,0,0,77,78,0,0, 81,82,0,0,85] |