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