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 | -1 |
| 3 | 1 |
| 4 | 8 |
| 5 | 22 |
| 6 | 45 |
| 7 | 79 |
| 8 | 126 |
| 9 | 188 |
| 10 | 267 |
| 11 | 365 |
| 12 | 484 |
| 13 | 626 |
| 14 | 793 |
| 15 | 987 |
| 16 | 1210 |
| 17 | 1464 |
| 18 | 1751 |
| 19 | 2073 |
| 20 | 2432 |
| 21 | 2830 |
| 22 | 3269 |
| 23 | 3751 |
| 24 | 4278 |
| 25 | 4852 |
| 26 | 5475 |
| 27 | 6149 |
| 28 | 6876 |
| 29 | 7658 |
| 30 | 8497 |
| 31 | 9395 |
| 32 | 10354 |
| 33 | 11376 |
| 34 | 12463 |
| 35 | 13617 |
| 36 | 14840 |
| 37 | 16134 |
| 38 | 17501 |
| 39 | 18943 |
| 40 | 20462 |
| 41 | 22060 |
| 42 | 23739 |
| 43 | 25501 |