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 | 900900 |
| 2 | 1178100 |
| 3 | 1261260 |
| 4 | 1316700 |
| 5 | 1392300 |
| 6 | 1556100 |
| 7 | 1593900 |
| 8 | 1649340 |
| 9 | 1843380 |
| 10 | 1883700 |
| 11 | 1949220 |
| 12 | 1981980 |
| 13 | 2009700 |
| 14 | 2034900 |
| 15 | 2102100 |
| 16 | 2148300 |
| 17 | 2178540 |
| 18 | 2187900 |
| 19 | 2231460 |
| 20 | 2342340 |
| 21 | 2375100 |
| 22 | 2445300 |
| 23 | 2463300 |
| 24 | 2538900 |
| 25 | 2564100 |
| 26 | 2591820 |