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 | 1891 |
| 2 | 4181 |
| 3 | 8149 |
| 4 | 13201 |
| 5 | 15251 |
| 6 | 17711 |
| 7 | 40501 |
| 8 | 51841 |
| 9 | 64079 |
| 10 | 64681 |
| 11 | 67861 |
| 12 | 68251 |
| 13 | 78409 |
| 14 | 88601 |
| 15 | 88831 |
| 16 | 90061 |
| 17 | 96049 |
| 18 | 97921 |
| 19 | 115231 |
| 20 | 118441 |
| 21 | 145351 |
| 22 | 146611 |
| 23 | 153781 |
| 24 | 191351 |
| 25 | 197209 |
| 26 | 218791 |
| 27 | 219781 |
| 28 | 254321 |
| 29 | 272611 |
| 30 | 302101 |
| 31 | 303101 |