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