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) |
|---|---|
| 0 | 0 |
| 1 | 453060 |
| 2 | 906120 |
| 3 | 1359180 |
| 4 | 1812240 |
| 5 | 2265300 |
| 6 | 2718360 |
| 7 | 3171420 |
| 8 | 3624480 |
| 9 | 4077540 |
| 10 | 4530600 |
| 11 | 4983660 |
| 12 | 5436720 |
| 13 | 5889780 |
| 14 | 6342840 |
| 15 | 6795900 |
| 16 | 7248960 |
| 17 | 7702020 |
| 18 | 8155080 |
| 19 | 8608140 |
| 20 | 9061200 |
| 21 | 9514260 |
| 22 | 9967320 |
| 23 | 10420380 |
| 24 | 10873440 |
| 25 | 11326500 |
| 26 | 11779560 |
| 27 | 12232620 |
| 28 | 12685680 |
| 29 | 13138740 |