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