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 | 7 |
| 2 | 151 |
| 3 | 313 |
| 4 | 10501 |
| 5 | 11311 |
| 6 | 30103 |
| 7 | 1201021 |
| 8 | 3001003 |
| 9 | 100050001 |
| 10 | 100131001 |
| 11 | 101030101 |
| 12 | 110111011 |
| 13 | 111010111 |
| 14 | 10000500001 |
| 15 | 1100011100011 |
| 16 | 1100101010011 |
| 17 | 100020010020001 |