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 | 1 |
| 2 | 2072005925466 |
| 3 | 5082584069416 |
| 4 | 12698082064890 |
| 5 | 29990491969260 |
| 6 | 46636691707050 |
| 7 | 65081025897426 |
| 8 | 83689703895606 |
| 9 | 83953213480290 |
| 10 | 105003537341346 |
| 11 | 105699143244090 |
| 12 | 107581715369910 |
| 13 | 111370557491826 |
| 14 | 111587899569066 |
| 15 | 128282713771996 |
| 16 | 133103004825210 |