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 | 92 |
| 2 | 4186 |
| 3 | 125580 |
| 4 | 2794155 |
| 5 | 49177128 |
| 6 | 713068356 |
| 7 | 8760554088 |
| 8 | 93080887185 |
| 9 | 868754947060 |
| 10 | 7210666060598 |
| 11 | 53752237906276 |
| 12 | 362827605867363 |
| 13 | 2232785266876080 |
| 14 | 12599288291657880 |
| 15 | 65516299116620976 |
| 16 | 315297189498738447 |
| 17 | 1409563905994360116 |