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