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) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 5 |
| 5 | 6 |
| 6 | 9 |
| 7 | 11 |
| 8 | 15 |
| 9 | 18 |
| 10 | 23 |
| 11 | 28 |
| 12 | 36 |
| 13 | 42 |
| 14 | 51 |
| 15 | 62 |
| 16 | 75 |
| 17 | 88 |
| 18 | 106 |
| 19 | 124 |
| 20 | 147 |
| 21 | 173 |
| 22 | 202 |
| 23 | 236 |
| 24 | 278 |
| 25 | 320 |
| 26 | 371 |
| 27 | 431 |
| 28 | 497 |
| 29 | 572 |
| 30 | 661 |
| 31 | 756 |
| 32 | 867 |
| 33 | 993 |
| 34 | 1132 |
| 35 | 1291 |
| 36 | 1474 |
| 37 | 1672 |
| 38 | 1898 |
| 39 | 2155 |
| 40 | 2439 |
| 41 | 2756 |
| 42 | 3117 |
| 43 | 3512 |
| 44 | 3957 |
| 45 | 4458 |
| 46 | 5008 |
| 47 | 5624 |
| 48 | 6316 |
| 49 | 7072 |
| 50 | 7919 |
| 51 | 8862 |
| 52 | 9899 |