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 | 1 |
| 2 | 452807053 |
| 3 | 433305513 |
| 4 | 1157650709 |
| 5 | 1180241297 |
| 6 | 1178063325 |
| 7 | 1895799737 |
| 8 | 1342539237 |
| 9 | 998902817 |
| 10 | 2132481837 |
| 11 | 889231561 |
| 12 | 1166702517 |
| 13 | 2034731953 |
| 14 | 992635261 |
| 15 | 553238233 |
| 16 | 124714629 |
| 17 | 1244077121 |
| 18 | 81139917 |
| 19 | 194452969 |
| 20 | 856156757 |
| 21 | 355421649 |
| 22 | 1238070557 |
| 23 | 1495123449 |