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 | 3 |
| 2 | 228 |
| 3 | 671 |
| 4 | 1261 |
| 5 | 6371 |
| 6 | 9765 |
| 7 | 35113 |
| 8 | 35928 |
| 9 | 40380 |
| 10 | 41643 |
| 11 | 66599 |
| 12 | 112245 |
| 13 | 124501 |
| 14 | 127499 |
| 15 | 167160 |
| 16 | 191771 |
| 17 | 205485 |
| 18 | 255720 |
| 19 | 297037 |
| 20 | 377567 |
| 21 | 532392 |
| 22 | 546013 |
| 23 | 647569 |
| 24 | 681285 |
| 25 | 812340 |
| 26 | 897623 |
| 27 | 1043469 |
| 28 | 1125683 |
| 29 | 1261491 |
| 30 | 1431793 |
| 31 | 1433040 |
| 32 | 1584828 |
| 33 | 1783067 |
| 34 | 1984009 |
| 35 | 2107391 |
| 36 | 2372903 |
| 37 | 2440893 |
| 38 | 2484469 |
| 39 | 2548557 |