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 | 134 |
| 2 | 284 |
| 3 | 410 |
| 4 | 632 |
| 5 | 1292 |
| 6 | 1628 |
| 7 | 4064 |
| 8 | 9752 |
| 9 | 12224 |
| 10 | 22712 |
| 11 | 66992 |
| 12 | 72944 |
| 13 | 403988 |
| 14 | 556544 |
| 15 | 2161664 |
| 16 | 2330528 |
| 17 | 8517632 |
| 18 | 13228352 |
| 19 | 14563832 |
| 20 | 15422912 |
| 21 | 20732792 |
| 22 | 89472632 |
| 23 | 134733824 |
| 24 | 150511232 |
| 25 | 283551872 |
| 26 | 537903104 |
| 27 | 731670272 |
| 28 | 915473696 |
| 29 | 1846850576 |
| 30 | 2149548032 |
| 31 | 2159587616 |