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 | -14 |
| 2 | 77 |
| 3 | -182 |
| 4 | 0 |
| 5 | 924 |
| 6 | -1547 |
| 7 | -506 |
| 8 | 3003 |
| 9 | 0 |
| 10 | -1729 |
| 11 | -8372 |
| 12 | 9177 |
| 13 | 13090 |
| 14 | -15625 |
| 15 | 0 |
| 16 | -17017 |
| 17 | 10556 |
| 18 | 30107 |
| 19 | 0 |
| 20 | 7084 |
| 21 | -89206 |
| 22 | 11571 |
| 23 | 69160 |
| 24 | 0 |
| 25 | 27132 |
| 26 | 0 |
| 27 | -19096 |
| 28 | -153502 |
| 29 | 0 |
| 30 | 93093 |
| 31 | 165242 |
| 32 | 0 |
| 33 | -38962 |
| 34 | 0 |
| 35 | -420838 |
| 36 | 257439 |