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) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 4 |
| 5 | 5 |
| 6 | 6 |
| 7 | 6 |
| 8 | 8 |
| 9 | 7 |
| 10 | 7 |
| 11 | 8 |
| 12 | 10 |
| 13 | 3 |
| 14 | 8 |
| 15 | 6 |
| 16 | 4 |
| 17 | 6 |
| 18 | 3 |
| 19 | -6 |
| 20 | 2 |
| 21 | -8 |
| 22 | -7 |
| 23 | -3 |
| 24 | 5 |
| 25 | -24 |
| 26 | -24 |
| 27 | -25 |
| 28 | -39 |
| 29 | -30 |
| 30 | -18 |
| 31 | -30 |
| 32 | -16 |
| 33 | -52 |
| 34 | -64 |
| 35 | -56 |
| 36 | -70 |
| 37 | -91 |
| 38 | -70 |
| 39 | -78 |
| 40 | -90 |
| 41 | -94 |
| 42 | -84 |
| 43 | -137 |
| 44 | -87 |
| 45 | -99 |
| 46 | -114 |
| 47 | -108 |
| 48 | -124 |
| 49 | -194 |
| 50 | -214 |
| 51 | -206 |
| 52 | -190 |
| 53 | -209 |
| 54 | -212 |
| 55 | -226 |
| 56 | -198 |
| 57 | -192 |
| 58 | -232 |
| 59 | -221 |
| 60 | -237 |
| 61 | -358 |
| 62 | -277 |
| 63 | -287 |
| 64 | -337 |