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 | 512468 |
| 2 | 540890 |
| 3 | 688028 |
| 4 | 1390268 |
| 5 | 1565828 |
| 6 | 1741388 |
| 7 | 2268068 |
| 8 | 3525410 |
| 9 | 3848108 |
| 10 | 4374788 |
| 11 | 6481508 |
| 12 | 6657068 |
| 13 | 7534868 |
| 14 | 7885988 |
| 15 | 7914410 |
| 16 | 8089970 |
| 17 | 8838968 |
| 18 | 9143330 |
| 19 | 9290468 |
| 20 | 10021130 |
| 21 | 10343828 |
| 22 | 10898930 |
| 23 | 12654530 |
| 24 | 12801668 |
| 25 | 12872510 |
| 26 | 13152788 |
| 27 | 13181210 |
| 28 | 14234570 |