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 | 2 |
| 2 | 3 |
| 3 | 10 |
| 4 | 12 |
| 5 | 21 |
| 6 | 43 |
| 7 | 87 |
| 8 | 120 |
| 9 | 122 |
| 10 | 175 |
| 11 | 241 |
| 12 | 351 |
| 13 | 483 |
| 14 | 703 |
| 15 | 967 |
| 16 | 1330 |
| 17 | 1332 |
| 18 | 1407 |
| 19 | 1935 |
| 20 | 2661 |
| 21 | 2815 |
| 22 | 3871 |
| 23 | 5323 |
| 24 | 5631 |
| 25 | 7743 |
| 26 | 10647 |
| 27 | 11263 |
| 28 | 14640 |
| 29 | 14642 |
| 30 | 15487 |
| 31 | 21295 |
| 32 | 22527 |
| 33 | 29281 |
| 34 | 30975 |
| 35 | 42591 |
| 36 | 45055 |
| 37 | 58563 |
| 38 | 61951 |
| 39 | 85183 |
| 40 | 90111 |
| 41 | 117127 |
| 42 | 123903 |
| 43 | 161050 |
| 44 | 161052 |
| 45 | 170367 |
| 46 | 180223 |
| 47 | 234255 |
| 48 | 247807 |
| 49 | 322101 |
| 50 | 340735 |