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) |
|---|---|
| 0 | 1 |
| 1 | 41 |
| 2 | 1681 |
| 3 | 68921 |
| 4 | 2825761 |
| 5 | 115856201 |
| 6 | 4750104241 |
| 7 | 194754273881 |
| 8 | 7984925229121 |
| 9 | 327381934393961 |
| 10 | 13422659310152401 |
| 11 | 550329031716248441 |
| 12 | 22563490300366186081 |
| 13 | 925103102315013629321 |
| 14 | 37929227194915558802161 |