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 | 0 |
| 2 | 2 |
| 3 | 22 |
| 4 | 50 |
| 5 | 60 |
| 6 | 102 |
| 7 | 172 |
| 8 | 190 |
| 9 | 260 |
| 10 | 282 |
| 11 | 520 |
| 12 | 632 |
| 13 | 830 |
| 14 | 1012 |
| 15 | 1380 |
| 16 | 1430 |
| 17 | 1612 |
| 18 | 1920 |
| 19 | 2130 |
| 20 | 2192 |
| 21 | 2720 |
| 22 | 2790 |
| 23 | 3042 |
| 24 | 3382 |
| 25 | 3460 |
| 26 | 3740 |
| 27 | 4202 |
| 28 | 4922 |
| 29 | 5352 |
| 30 | 5450 |
| 31 | 5800 |
| 32 | 5902 |
| 33 | 6372 |
| 34 | 8310 |
| 35 | 8992 |
| 36 | 9570 |
| 37 | 10032 |
| 38 | 10642 |
| 39 | 11412 |
| 40 | 12062 |
| 41 | 12580 |
| 42 | 12730 |
| 43 | 13262 |
| 44 | 13962 |