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 | -8 |
| 3 | 10 |
| 4 | 80 |
| 5 | -231 |
| 6 | -248 |
| 7 | 1466 |
| 8 | -80 |
| 9 | -4766 |
| 10 | 1944 |
| 11 | 9600 |
| 12 | -2704 |
| 13 | -15525 |
| 14 | -3984 |
| 15 | 25498 |
| 16 | 10816 |
| 17 | -29760 |
| 18 | 800 |
| 19 | 1994 |
| 20 | -11728 |
| 21 | 29362 |
| 22 | -5560 |
| 23 | -2310 |
| 24 | -1952 |
| 25 | 21649 |
| 26 | 38128 |
| 27 | -192854 |
| 28 | -2480 |
| 29 | 233280 |
| 30 | -20248 |
| 31 | -10918 |
| 32 | -18480 |
| 33 | 14660 |
| 34 | -101768 |
| 35 | -324480 |
| 36 | 137424 |