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 | 5 |
| 1 | -24 |
| 2 | -12 |
| 3 | -6 |
| 4 | -3 |
| 5 | 16 |
| 6 | 8 |
| 7 | 4 |
| 8 | 2 |
| 9 | 1 |
| 10 | -4 |
| 11 | -2 |
| 12 | -1 |
| 13 | 6 |
| 14 | 3 |
| 15 | -14 |
| 16 | -7 |
| 17 | 36 |
| 18 | 18 |
| 19 | 9 |
| 20 | -44 |
| 21 | -22 |
| 22 | -11 |
| 23 | 56 |
| 24 | 28 |
| 25 | 14 |
| 26 | 7 |
| 27 | -34 |
| 28 | -17 |
| 29 | 86 |
| 30 | 43 |
| 31 | -214 |
| 32 | -107 |
| 33 | 536 |
| 34 | 268 |
| 35 | 134 |
| 36 | 67 |
| 37 | -334 |
| 38 | -167 |
| 39 | 836 |
| 40 | 418 |
| 41 | 209 |
| 42 | -1044 |
| 43 | -522 |
| 44 | -261 |
| 45 | 1306 |
| 46 | 653 |
| 47 | -3264 |
| 48 | -1632 |
| 49 | -816 |
| 50 | -408 |
| 51 | -204 |
| 52 | -102 |
| 53 | -51 |
| 54 | 256 |
| 55 | 128 |
| 56 | 64 |
| 57 | 32 |
| 58 | 16 |
| 59 | 8 |
| 60 | 4 |
| 61 | 2 |
| 62 | 1 |
| 63 | -4 |