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 | 23869461181 |
| 2 | 39279010921 |
| 3 | 45608421601 |
| 4 | 58345550881 |
| 5 | 64788537493 |
| 6 | 79681330633 |
| 7 | 83807064853 |
| 8 | 86315197987 |
| 9 | 91658731403 |
| 10 | 97331927117 |
| 11 | 102581556673 |
| 12 | 104758832257 |
| 13 | 106426256653 |
| 14 | 111136152961 |
| 15 | 111795382441 |
| 16 | 125586978001 |
| 17 | 143216767091 |
| 18 | 144155203267 |
| 19 | 144708098881 |