This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | -1 |
| 2 | 1 |
| 3 | -1 |
| 4 | -1 |
| 5 | 2 |
| 6 | -1 |
| 7 | 1 |
| 8 | -3 |
| 9 | 2 |
| 10 | 1 |
| 11 | -1 |
| 12 | -1 |
| 13 | 4 |
| 14 | -4 |
| 15 | -2 |
| 16 | 5 |
| 17 | -1 |
| 18 | -1 |
| 19 | 1 |
| 20 | -5 |
| 21 | 8 |
| 22 | 2 |
| 23 | -4 |
| 24 | -2 |
| 25 | -4 |
| 26 | 5 |
| 27 | 4 |
| 28 | -4 |
| 29 | -1 |
| 30 | -1 |
| 31 | 6 |
| 32 | -12 |
| 33 | -3 |
| 34 | 8 |
| 35 | 18 |
| 36 | -6 |
| 37 | -14 |
| 38 | 13 |
| 39 | 2 |
| 40 | -16 |
| 41 | 14 |
| 42 | 0 |
| 43 | -8 |
| 44 | -1 |
| 45 | 1 |
| 46 | -7 |
| 47 | 18 |
| 48 | 3 |
| 49 | -20 |
| 50 | 0 |
| 51 | -15 |
| 52 | 8 |
| 53 | 18 |
| 54 | 57 |
| 55 | 6 |
| 56 | -54 |
| 57 | -15 |
| 58 | -12 |
| 59 | 84 |
| 60 | -30 |
| 61 | -48 |
| 62 | 14 |
| 63 | 14 |
| 64 | -8 |
| 65 | -13 |
| 66 | -1 |
| 67 | -1 |
| 68 | 8 |
| 69 | -24 |
| 70 | -4 |
| 71 | 32 |
| 72 | 51 |
| 73 | -27 |
| 74 | -16 |
| 75 | -6 |
| 76 | 171 |
| 77 | -42 |
| 78 | -177 |
| 79 | 50 |
| 80 | 90 |
| 81 | -18 |
| 82 | 456 |
| 83 | -276 |
| 84 | -246 |
| 85 | -15 |
| 86 | 30 |
| 87 | 154 |
| 88 | -42 |
| 89 | 124 |
| 90 | -166 |
| 91 | -113 |
| 92 | 42 |
| 93 | 6 |
| 94 | -21 |
| 95 | -19 |
| 96 | -1 |