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 | 4127 |
| 2 | 49727 |
| 3 | 212627 |
| 4 | 565727 |
| 5 | 697727 |
| 6 | 1152227 |
| 7 | 3102227 |
| 8 | 3486227 |
| 9 | 5742227 |
| 10 | 7488227 |
| 11 | 8078627 |
| 12 | 8848127 |
| 13 | 10837727 |
| 14 | 14200127 |
| 15 | 23041427 |
| 16 | 41870627 |
| 17 | 50437727 |
| 18 | 59044127 |
| 19 | 68766227 |
| 20 | 70088927 |
| 21 | 91008227 |
| 22 | 115141727 |
| 23 | 118573727 |
| 24 | 122641427 |