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 | 0 |
| 2 | -3 |
| 3 | 2 |
| 4 | -5 |
| 5 | -16 |
| 6 | -3 |
| 7 | 14 |
| 8 | -5 |
| 9 | -28 |
| 10 | 1 |
| 11 | -30 |
| 12 | 7 |
| 13 | 48 |
| 14 | 5 |
| 15 | -42 |
| 16 | 11 |
| 17 | -48 |
| 18 | 13 |
| 19 | -54 |
| 20 | -125 |
| 21 | -52 |
| 22 | -131 |
| 23 | -214 |
| 24 | -125 |
| 25 | -28 |
| 26 | 73 |
| 27 | -30 |
| 28 | -137 |
| 29 | -28 |
| 30 | 85 |
| 31 | -42 |
| 32 | -173 |
| 33 | -36 |
| 34 | -175 |
| 35 | -26 |
| 36 | -177 |
| 37 | -20 |
| 38 | -183 |
| 39 | -350 |
| 40 | -177 |
| 41 | -356 |
| 42 | -175 |
| 43 | -366 |
| 44 | -173 |
| 45 | 24 |
| 46 | -175 |
| 47 | -386 |
| 48 | -609 |
| 49 | -836 |
| 50 | -607 |
| 51 | -374 |
| 52 | -613 |
| 53 | -372 |
| 54 | -623 |