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 | 70 |
| 2 | 3185 |
| 3 | 120050 |
| 4 | 4084101 |
| 5 | 130590390 |
| 6 | 4012419145 |
| 7 | 120031392250 |
| 8 | 3525181576301 |
| 9 | 102196720335710 |
| 10 | 2935410756419505 |
| 11 | 83751552660170850 |
| 12 | 2377917929557166101 |
| 13 | 67273652916778177030 |
| 14 | 1898215473677945050265 |