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 | 212 |
| 2 | 2112 |
| 3 | 6638 |
| 4 | 6662 |
| 5 | 6688 |
| 6 | 20988 |
| 7 | 21012 |
| 8 | 21062 |
| 9 | 21112 |
| 10 | 21138 |
| 11 | 21162 |
| 12 | 21188 |
| 13 | 21212 |
| 14 | 66338 |
| 15 | 66362 |
| 16 | 66388 |
| 17 | 66412 |
| 18 | 66438 |
| 19 | 66488 |
| 20 | 66512 |
| 21 | 66562 |
| 22 | 66588 |
| 23 | 66612 |
| 24 | 66712 |
| 25 | 66738 |
| 26 | 66762 |
| 27 | 66788 |
| 28 | 66812 |
| 29 | 66838 |
| 30 | 66862 |
| 31 | 66888 |
| 32 | 66912 |
| 33 | 66938 |
| 34 | 66988 |
| 35 | 67012 |
| 36 | 67062 |
| 37 | 209762 |
| 38 | 209788 |