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 | -11 |
| 2 | 36 |
| 3 | -85 |
| 4 | 166 |
| 5 | -287 |
| 6 | 456 |
| 7 | -681 |
| 8 | 970 |
| 9 | -1331 |
| 10 | 1772 |
| 11 | -2301 |
| 12 | 2926 |
| 13 | -3655 |
| 14 | 4496 |
| 15 | -5457 |
| 16 | 6546 |
| 17 | -7771 |
| 18 | 9140 |
| 19 | -10661 |
| 20 | 12342 |
| 21 | -14191 |
| 22 | 16216 |
| 23 | -18425 |
| 24 | 20826 |
| 25 | -23427 |
| 26 | 26236 |
| 27 | -29261 |
| 28 | 32510 |
| 29 | -35991 |
| 30 | 39712 |
| 31 | -43681 |
| 32 | 47906 |
| 33 | -52395 |
| 34 | 57156 |