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 | 6 |
| 2 | 87 |
| 3 | 1606 |
| 4 | 32325 |
| 5 | 694662 |
| 6 | 15528631 |
| 7 | 357084294 |
| 8 | 8381837481 |
| 9 | 199870549318 |
| 10 | 4825613579415 |
| 11 | 117685008900294 |
| 12 | 2893968761750149 |
| 13 | 71662670867210118 |
| 14 | 1785128827454666007 |
| 15 | 44695890712594405318 |
| 16 | 1124087528135149982673 |
| 17 | 28381310631267855206406 |