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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 0 |
| 3 | 1 |
| 4 | 1 |
| 5 | 1 |
| 6 | 1 |
| 7 | 3 |
| 8 | 3 |
| 9 | 1 |
| 10 | 1 |
| 11 | 3 |
| 12 | 3 |
| 13 | 5 |
| 14 | 5 |
| 15 | 7 |
| 16 | 7 |
| 17 | 1 |
| 18 | 1 |
| 19 | 3 |
| 20 | 3 |
| 21 | 5 |
| 22 | 5 |
| 23 | 7 |
| 24 | 7 |
| 25 | 9 |
| 26 | 9 |
| 27 | 11 |
| 28 | 11 |
| 29 | 13 |
| 30 | 13 |
| 31 | 15 |
| 32 | 15 |
| 33 | 1 |
| 34 | 1 |
| 35 | 3 |
| 36 | 3 |
| 37 | 5 |
| 38 | 5 |
| 39 | 7 |
| 40 | 7 |
| 41 | 9 |
| 42 | 9 |
| 43 | 11 |
| 44 | 11 |
| 45 | 13 |
| 46 | 13 |
| 47 | 15 |
| 48 | 15 |
| 49 | 17 |
| 50 | 17 |
| 51 | 19 |
| 52 | 19 |
| 53 | 21 |
| 54 | 21 |
| 55 | 23 |
| 56 | 23 |
| 57 | 25 |
| 58 | 25 |
| 59 | 27 |
| 60 | 27 |
| 61 | 29 |
| 62 | 29 |
| 63 | 31 |
| 64 | 31 |
| 65 | 1 |
| 66 | 1 |
| 67 | 3 |
| 68 | 3 |
| 69 | 5 |
| 70 | 5 |
| 71 | 7 |
| 72 | 7 |
| 73 | 9 |
| 74 | 9 |
| 75 | 11 |
| 76 | 11 |
| 77 | 13 |
| 78 | 13 |
| 79 | 15 |
| 80 | 15 |
| 81 | 17 |
| 82 | 17 |
| 83 | 19 |
| 84 | 19 |
| 85 | 21 |
| 86 | 21 |
| 87 | 23 |
| 88 | 23 |
| 89 | 25 |
| 90 | 25 |
[0,0,1,1,1,1,3,3,1,1,3,3,5,5,7,7,1,1,3,3,5,5,7,7, 9,9,11,11,13,13,15,15,1,1,3,3,5,5,7,7,9,9,11,11, 13,13,15,15,17,17,19,19,21,21,23,23,25,25,27,27, 29,29,31,31,1,1,3,3,5,5,7,7,9,9,11,11,13,13,15,15, 17,17,19,19,21,21,23,23,25,25] |