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 | 2 |
| 2 | 239 |
| 3 | 2258 |
| 4 | 10727 |
| 5 | 35954 |
| 6 | 97127 |
| 7 | 226274 |
| 8 | 472943 |
| 9 | 909602 |
| 10 | 1637759 |
| 11 | 2794802 |
| 12 | 4561559 |
| 13 | 7170578 |
| 14 | 10915127 |
| 15 | 16158914 |
| 16 | 23346527 |
| 17 | 33014594 |
| 18 | 45803663 |
| 19 | 62470802 |
| 20 | 83902919 |
| 21 | 111130802 |
| 22 | 145343879 |
| 23 | 187905698 |
| 24 | 240370127 |
| 25 | 304498274 |
| 26 | 382276127 |