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 | 67 |
| 3 | 227 |
| 4 | 227 |
| 5 | 227 |
| 6 | 2657 |
| 7 | 2657 |
| 8 | 2657 |
| 9 | 2657 |
| 10 | 2657 |
| 11 | 2657 |
| 12 | 2657 |
| 13 | 2657 |
| 14 | 562871 |
| 15 | 793487 |
| 16 | 809707 |
| 17 | 809707 |
| 18 | 984241 |
| 19 | 984241 |
| 20 | 984241 |
| 21 | 6234619 |
| 22 | 11652013 |
| 23 | 41662651 |
| 24 | 41662651 |
| 25 | 41662651 |
| 26 | 94653397 |
| 27 | 383825567 |
| 28 | 869730887 |
| 29 | 953913871 |
| 30 | 953913871 |
| 31 | 953913871 |