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 | 5 |
| 2 | 19 |
| 3 | 37 |
| 4 | 43 |
| 5 | 97 |
| 6 | 107 |
| 7 | 6091 |
| 8 | 6389 |
| 9 | 7121 |
| 10 | 21727 |
| 11 | 147107 |
| 12 | 148151 |
| 13 | 148279 |
| 14 | 148429 |
| 15 | 148469 |
| 16 | 172877 |
| 17 | 173209 |
| 18 | 173741 |
| 19 | 2621387 |
| 20 | 5642293 |
| 21 | 5642321 |
| 22 | 8932771 |
| 23 | 8981827 |
| 24 | 8981879 |
| 25 | 9094979 |
| 26 | 9095089 |
| 27 | 9997783 |
| 28 | 10010687 |
| 29 | 10010789 |
| 30 | 10037749 |
| 31 | 10144523 |
| 32 | 40179929 |
| 33 | 40365217 |
| 34 | 40379077 |
| 35 | 40379197 |
| 36 | 40386811 |
| 37 | 40612933 |