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 | 361 |
| 2 | 26713 |
| 3 | 1043172 |
| 4 | 56126173 |
| 5 | 3154769585 |
| 6 | 173086988636 |
| 7 | 9473198719765 |
| 8 | 519324660859971 |
| 9 | 28473688639558276 |
| 10 | 1560985954158627431 |
| 11 | 85575766658825822095 |
| 12 | 4691438854378352243156 |
| 13 | 257194399345647459891285 |