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 | 28 |
| 2 | 234 |
| 3 | 3100 |
| 4 | 16758 |
| 5 | 160930 |
| 6 | 371124 |
| 7 | 1419568 |
| 8 | 2475738 |
| 9 | 6435814 |
| 10 | 20510308 |
| 11 | 28628190 |
| 12 | 69342588 |
| 13 | 115854520 |
| 14 | 147006594 |
| 15 | 229342798 |
| 16 | 418192684 |
| 17 | 714920818 |
| 18 | 844592580 |
| 19 | 1350120618 |
| 20 | 1804224310 |
| 21 | 2073066264 |
| 22 | 3077050158 |
| 23 | 3939033754 |
| 24 | 5584051528 |
| 25 | 8587330848 |
| 26 | 10510090300 |