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 | 1546275796 |
| 2 | 879788114 |
| 3 | 1745191708 |
| 4 | 771966234 |
| 5 | 1247963869 |
| 6 | 1611845387 |
| 7 | 1529973242 |
| 8 | 2093650929 |
| 9 | 1860635684 |
| 10 | 1497261229 |
| 11 | 1145234796 |
| 12 | 1165293667 |
| 13 | 1233809453 |
| 14 | 785019983 |
| 15 | 252606271 |
| 16 | 111721893 |
| 17 | 473031201 |
| 18 | 1002808953 |
| 19 | 614474799 |
| 20 | 471414712 |
| 21 | 65507668 |