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 | 12 |
| 2 | 41 |
| 3 | 268 |
| 4 | 941 |
| 5 | 2424 |
| 6 | 5101 |
| 7 | 7730 |
| 8 | 14519 |
| 9 | 26882 |
| 10 | 47381 |
| 11 | 54282 |
| 12 | 93567 |
| 13 | 138214 |
| 14 | 207081 |
| 15 | 288862 |
| 16 | 319535 |
| 17 | 489922 |
| 18 | 628893 |
| 19 | 878082 |
| 20 | 1128849 |
| 21 | 1220884 |
| 22 | 1640461 |
| 23 | 1997876 |
| 24 | 2688937 |
| 25 | 3290036 |
| 26 | 3680517 |
| 27 | 4461044 |
| 28 | 5245231 |
| 29 | 6537106 |
| 30 | 7081377 |
| 31 | 8727400 |