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 | 10011001 |
| 2 | 10025001 |
| 3 | 10052001 |
| 4 | 10088001 |
| 5 | 10100101 |
| 6 | 10111101 |
| 7 | 10125101 |
| 8 | 10152101 |
| 9 | 10188101 |
| 10 | 10200501 |
| 11 | 10211501 |
| 12 | 10225501 |
| 13 | 10252501 |
| 14 | 10288501 |
| 15 | 11011011 |
| 16 | 11025011 |
| 17 | 11052011 |
| 18 | 11088011 |
| 19 | 11100111 |
| 20 | 11111111 |
| 21 | 11125111 |