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 | 1296378 |
| 2 | 1371735 |
| 3 | 1409400 |
| 4 | 1614185 |
| 5 | 1824040 |
| 6 | 1885248 |
| 7 | 2101464 |
| 8 | 2302028 |
| 9 | 2305395 |
| 10 | 2542968 |
| 11 | 2851848 |
| 12 | 2889216 |
| 13 | 2974392 |
| 14 | 2988441 |
| 15 | 3185792 |
| 16 | 3380833 |
| 17 | 3681280 |
| 18 | 3689496 |
| 19 | 3706984 |
| 20 | 3775680 |
| 21 | 3906657 |
| 22 | 4109832 |
| 23 | 4123008 |
| 24 | 4142683 |
| 25 | 4422592 |
| 26 | 4842872 |
| 27 | 4952312 |
| 28 | 5005125 |
| 29 | 5023656 |